Facts & History

How Do You Make Slime?

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  We were fishing in the Wonderopolis pond the other day when we overheard an interesting conversation between a frog and her child: Momma Frog: I need to go to the grocery store. Where’s my shopping list? Baby Frog: Here it is! Make sure you get everything on the list. Momma Frog: Let me see…glue…borax…saline solution…liquid starch…what in the world?…

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Jennifer Lopez

Should You Try J.Lo’s #NoSugarNoCarb Challenge?

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  We asked a registered dietitian to weigh in. Recently, Jennifer Lopez took to social media to challenge friends to join her on a 10-day no sugar, no carb challenge. J.Lo challenged actress Leah Remini, producer Elaine Goldsmith-Thomas and Today co-host Hoda Kotb, to join on this 10-day journey. Every few days J.Lo posted gorgeous…

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Can You Start Your Own Zoo?

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  Do you love animals? If so, you might have a pet or two at home. There’s nothing quite like a playful puppy or a cuddly kitten to curl up with when it’s time for bed. If you live on a farm or just really love animals, you may have expanded your stable of pets to include multiple dogs and cats or even other animals, such as…

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Do You Have a Good Memory?

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  When you look back over the best times of your life, what memories come to mind? The birth of a little brother or sister? That Christmas when you got a new bicycle? An amazing family vacation to the Grand Canyon? Memories are important. We’re lucky that our brains can hold so many important memories, so that we…

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What Is a Pangolin?

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  We were wandering through the Wonderopolis jungle the other day when we overheard some animals discussing a stranger in their midst: Lion: What is that thing? It’s eating ants. Is it an anteater? Anteater: Nope! It’s not one of us. It’s got scales. Is it an armadillo? Armadillo: Nope! I’ve never seen one of those before. It…

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Prince Harry

Why Prince Harry Is Giving Up Alcohol and Caffeine

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  It’s actually the sweetest thing. Before he became the princely half of perhaps the most-talked-about couple of 2018, Prince Harry was known to be quite the party guy. But since finding love with Meghan Markle, Harry seems to be changing his ways. In an extra-romantic gesture of solidarity, the Duke of Sussex has decided to…

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Have You Ever Explored a Cenote?

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  What do you do when the air is warm and the Sun is shining down? Many kids go swimming! Maybe you take a dip in the ocean. Perhaps you prefer a swimming pool. Either way, there’s nothing quite as refreshing as cool water on a hot summer day. Have you ever been in Mexico’s Yucatan Peninsula…

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Chrissy Teigen

Can Eating Too Much Sour Candy Really Make Your Tongue Peel?

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  Chrissy Teigen’s experience with eating lots of sour candy is actually pretty accurate. In a video posted to her Instagram stories recently, supermodel and cookbook author Chrissy Teigen shared that her craving for sour candy during her third pregnancy had caused her tongue to peel. She also showed what she meant, and it was no joke!…

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Monkeypox is spreading around the world. What is the disease and how dangerous is it?

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  Health authorities in Europe, the U.S. and Australia are investigating a recent outbreak of monkeypox cases, a rare viral disease typically found in Africa. Germany on Friday reported its first case of the virus, becoming the latest European country to identify an outbreak alongside the U.K., Spain, Portugal, France, Italy and Sweden. In the…

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Do you know why Oil and Water does not mix together?

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We have seen many times and even we have tried at our homes that when we put oil in water and stir it, eventually they separate in to two distinct layers. Why is it so? Through this article we will study why oil and water does not mix together, why oil is sticky and why…

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Why bursting of Balloon makes sound when pricked with a needle?

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Mostly with birthdays and various parties, we see decoration made by colourful balloons which looks amazing and recall the memories of childhood. Have you ever thought why this happens? Why balloon produces pop sound instantaneously rather than leaking air slowly? Let us find out the reason behind it. Mostly with birthdays and various parties, we…

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Can Frogs Prevent Milk from Spoiling?

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  On busy school mornings, it can seem nearly impossible to get up, get showered, and get out the door on time. Often, the thing we sacrifice when time is short is the most important meal of the day: breakfast. While it would be nice to sit down each morning to a plate of bacon and eggs or maybe biscuits and gravy, there’s no reason to…

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When Was Pinball Invented?

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  Do you love video games? Many kids couldn’t imagine a world without them! Video games weren’t always something you could play on your smartphone or at home, though. Years ago, you had to find an arcade where you could plunk quarter after quarter into large machines. That’s how people played classic games like Pac Man and Centipede. Have you ever been…

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What Is Da Shuhua?

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  What’s your favorite thing about the Fourth of July? For many kids, celebrating Independence Day means fun in the sun, a picnic on the beach, time with friends and family members, and pyrotechnics in the nighttime sky. Yes, we’re talking about fireworks! Of course, Independence Day isn’t the only holiday when people enjoy fireworks. You’ll also find plenty of fireworks in the sky on New Year’s…

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What to Eat If You’re Hungry During a Workout

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  There are a few factors to consider when fueling during exercise. What if you get hungry during your workout — should you eat? If food is a good idea, what should you reach for? If you’re an avid exerciser, these queries have probably crossed your mind. It turns out there are several possible factors…

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What Is Mobility and Why Is It Important?

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  Mobility isn’t a new concept, but you might be surprised to learn it’s more than just stretching. Mobility isn’t a new concept, but it certainly feels like the up-and-coming popular wellness buzzword — and for good reason. Mobility is more than just stretching. What Is Mobility? Mobility involves the joints and their movement in…

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Was Einstein wrong? Why some astrophysicists are questioning the theory of space-time

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  As in history, revolutions are the lifeblood of science. Bubbling undercurrents of disquiet boil over until a new regime emerges to seize power. Then everyone’s attention turns to toppling their new ruler. The king is dead, long live the king. This has happened many times in the history of physics and astronomy. First, we…

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6 sacrificial pits filled with artifacts reveal rituals of ancient Chinese kingdom

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  Archaeologists have discovered six sacrificial pits containing about 500 artifacts, including gold and bronze masks, in the ancient Chinese city of Sanxingdui, according to news reports. The site is located about 930 miles (1,500 kilometers) southwest of Beijing, Xinhua, China’s state-run press agency, reported. The artifacts date back around 3,000 years, to a time…

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Vaginal birth vs. C-Section: Pros & cons

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  Babies can enter this world in one of two ways: vaginal birth or surgical delivery by cesarean section. Babies can enter this world in one of two ways: a vaginal birth or surgical delivery by cesarean section. The ultimate goal of both methods is to ensure that the baby and mother are healthy. In…

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Chernobyl: Facts about the world’s worst nuclear disaster

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  There are plenty of unanswered questions about Chernobyl, the site of the world’s worst nuclear disaster. In the early morning hours of April 26, 1986, the Chernobyl Nuclear Power Plant in Ukraine (formerly part of the Soviet Union) exploded, creating what many consider the worst nuclear disaster the world has ever seen. Even after many…

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Can Caffeine Really Cause Insanity?

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  A Kentucky man is invoking temporary insanity brought on by caffeine intoxication as his legal strategy to claim that he did not, as accused, murder his wife. Prosecutors allege Woody Will Smith strangled his wife to death with an extension cord on May 4, 2009, according to the Kentucky Enquirer. Smith’s lawyer claims that…

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Why Does the Fed Change the Interest Rate?

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  You hear about it a few times a year: The Fed has raised interest rates, or the Fed delivered an interest rate cut after its latest meeting. Excited, you go to your local bank to check out its brand-new rates on car loans. To your disappointment, they’re the same as they were yesterday. What gives? The Fed, formally known as…

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What is CGI?

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  Are you a movie fan? Do you like animation or live-action? Do you watch movies in 3D? It makes the special effects seem so real! Have you ever WONDERed how movie makers do it? It‘s not magic! Many times, they use Computer Generated Imagery (CGI). CGI is the use of computer graphics to make images and special effects.  Do…

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How to Brainstorm Brilliant Ideas in Teams

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  Creativity is among the most in-demand skills in the workplace. It’s not surprising that top multinational companies are looking to hire inventive thinkers: Research shows that creativity can drive innovation and resilience in organizations. Tech giant Google has grown by innovating the way we all use the internet. Electric car maker Tesla touts a collaborative working environment to “solve the world’s most important…

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Who is Papa Legba, The Vodou Link Between Human and the Spirit Worlds?

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  You don’t have to look far to find references to Voodoo in popular culture, especially in the Western world. Zombie movies, of course, have distant roots in Haitian Voodoo. Novelty stores sell pin-filled dolls to target anyone from miscreant romantic partners to unreasonable bosses. Even the Disney film “The Princess and the Frog” featured a Voodoo…

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What is stagflation and why is it so dangerous?

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  Stagflation is term that describes a “perfect storm” of economic bad news: high unemployment, slow economic growth and high inflation. The term was born out of the prolonged economic slump of the 1970s, when the United States experienced spiking inflation in the face of a shrinking economy, something economists had previously thought to be…

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Can You Live Underwater?

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  How long can you hold your breath underwater? The record is 24 minutes and 3 seconds. Most people can’t go more than a minute or two. What if people could grow gills? They could live underwater like mermaids! Humans might never grow gills. However, they may be able to live underwater without them. Technology makes new things…

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What Are the Most Exciting Two Minutes in Sports?

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  What are the most exciting two minutes in sports? Is it the last two minutes of the Super Bowl? Maybe those of Olympic gymnastics? Could it be the last two minutes of the Stanley Cup? No, the most exciting two minutes in sports are during the Kentucky Derby! The Kentucky Derby is the most well-known horse race…

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What Caused the Big Bang?

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  Our world is full of interesting questions. What happened to the dinosaurs? Are ghosts real? What about aliens? In Wonderopolis, we love making new discoveries. We want to learn something new about the world every day. However, there are a lot of questions that don’t have answers yet. What is dark matter? Can anything live inside a black hole? What caused…

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Should Supreme Court Justices Be Compassionate?

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  President Obama’s nomination of Sonia Sotomayor for the Supreme Court could force Republicans to choose between the often-nasty nomination battles that attend such weighty decisions and the potentially wide popular appeal of a Hispanic woman portrayed as one who understands and deserves some compassion. Should compassion be a qualification for a Supreme Court Justice?…

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Which muscles does spinning work?

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  Indoor cycling is a firm favourite with fitness fanatics – but which muscles does spinning work? Find out with our essential guide There’s no two ways about it, indoor cycling hurts all over – but which muscles does spinning work, specifically? This HIIT workout will definitely push your leg muscles the hardest, with your…

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Where Did Snowboards Come From?

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  Do you like to play in the snow? Many kids rush outside on a snowy day for a snowball fight. Others build snow castles or snowmen. Do you live near a tall hill? If so, you might trek there on a snowy day for the joy of sledding all the way down! If you’ve ever been to a ski resort,…

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How Do You Clean a City?

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  What will future cities look like? Will there be flying cars? Towering skyscrapers? Will people travel through tubes instead of sidewalks? Will they be shiny and clean? Or will they be full of trash and pollution? When we imagine future cities in pictures and movies, they’re often cleaner than today’s cities. Is that just a dream? Many of today’s cities are…

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How are mortgage rates determined?

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  What’s life without a little risk? That may sound cliché, but in today’s credit-dependent culture, it can be difficult or even unwise to go through life without taking some sort of gamble with your finances. To make a living, you’ll need a job. To get the job you want, you may need formal education. To…

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How Much Actual Money Is There in the World?

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  To make this question answerable, let’s start by asking, “How much money is there in actual United States dollars?” Since the statistics for the U.S. are easy to come by, we can examine this question in a couple of different ways. The first way to look at it might be, “How much cash is…

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What is Manifest Destiny?

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Expansion westward seemed perfectly natural to many Americans in the mid-nineteenth century. Like the Massachusetts Puritans who hoped to build a “city upon a hill, “courageous pioneers believed that America had a divine obligation to stretch the boundaries of their noble republic to the Pacific Ocean. Independence had been won in the Revolution and reaffirmed…

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What Are Days and Nights Like on the Moon?

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  “Destroy All Monsters,” a classic sci-fi movie from Japan’s Toho Studios, predicted that mankind would colonize the moon by the year 1999. Needless to say, that didn’t happen — and it still hasn’t happened all these years later. But there have been serious talks about the feasibility of building a permanent lunar outpost or…

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School Prayer: Separation of Church and State

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  Why Johnny Can’t Pray — At School While the phrase “separation of church and state” does not appear in the U.S Constitution, it forms the basis of the reason that organized prayer, as well as almost all types of religious ceremonies and symbols, have been banned at U.S. public schools and most public buildings…

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What Are Wisdom Teeth?

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  Unlike most teeth, which erupt in childhood, “wisdom teeth” (also known as “third molars”) generally appear between the ages of 17 and 25. Linguists believe these teeth received the nickname of “wisdom teeth” because they appear later in life than other teeth — at an age when a person has matured into a young adult. So why do…

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Where Did the Right to Privacy Come From?

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  Constitutional Merits and Congressional Acts The right to privacy is the time-travel paradox of constitutional law: Even though it didn’t exist as a constitutional doctrine until 1961 and didn’t form the basis of a Supreme Court ruling until 1965, it is, in some respects, the oldest constitutional right. This assertion that we have “the…

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What is Organic Chemistry Introduction

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  Organic chemistry is more than simply the study of carbon or the study of chemicals in living organisms. Organic chemistry is everywhere.   What Organic Chemistry Is Organic chemistry is the study of carbon and the study of the chemistry of life. Since not all carbon reactions are organic, another way to look at organic chemistry would be…

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Why Do Bananas Bruise?

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  Bananas are a sensitive bunch. Though they can withstand peeling, slicing, chipping, and frying, age is not so kind to them. At one time or another, nearly everyone has peeled back the skin of a banana to discover a mushy brown spot inside. But what makes good bananas go bad? In order to understand banana bruising, let’s take a peek at the banana‘s ripening process.…

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How Can You Be a Human Compass?

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  Be it a voyage on a steam liner, a camel caravan through the desert, or a summer road trip in a minivan, there is one question passengers have been asking for as long as they’ve been along for the ride: are we there yet? But getting from here to there wasn’t always easy as it is today. In a time before…

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Twenty-One Crazy Facts About The Number 12

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  Did you know that in English, twelve is the largest number that has just one syllable? Twelve is my lucky number, before writing these facts for you all to read, I really had no idea on how amazing this number actually is! So, check out these random facts about the number 12! There are…

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What Was the so called Watergate Scandal?

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  What qualities do you look for in a leader? Fairness? Intelligence? How about creativity? Communication skills? These are all important traits for a leader. Many people would add honesty to the list. Then what should you do when a leader isn’t fair or honest? You might say, “Find a new leader, of course!” But it isn’t…

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What Was the Babington Plot?

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  Would you like to be a queen? Or a king? What do you think it would be like? You might imagine having servants at your beck and call. You would have access to just about anything you wanted. Would you dine on the best food? Relax in the greatest luxury? Well, maybe. If you look at history,…

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10 Freezingly Fascinating Facts About Ice Hockey

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  Skip to content Did you know that ice hockey pucks used to be made out of cow dung? People of all ages love the fast-paced action of ice hockey. While you may already know some basics about playing the sport, you’ll be surprised at some of these weird and interesting facts about the game.…

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Is the Piano a Percussion or String Instrument?

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  Have you ever strummed the strings of a guitar? Do you often hum a tune or beat a rhythm? If so, you know what a joy it can be to make music. Music helps people express emotions, connect with others, and just have fun. Many even believe that making music improves brain function. And there are…

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Did You Know You Can Eat Hostas?

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  Why settle for a boring lettuce salad or the same ol’ side dish when you could forage for a delicacy that might be growing right in your yard? Hostas, those versatile shade-loving plants that are part-and-parcel of urban and suburban landscapes alike, are actually edible. And not in a post-apocalyptic-we-have-to-survive way. Hostas are a delicacy that…

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What Is the Smallest Country in the World?

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  If you’ve been WONDERing with us for a while, then you probably already know about the world’s largest cave. You may have learned all about the largest jungle. You might even know about the largest pile of trash! But Wonders don’t always have to be large. In fact, we think some of the most WONDERful things in…

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What Are Marfa Lights?

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  Imagine you’re on a scenic drive through the desert with your family. Prickly cacti, twisted trees, and howling coyotes flash by along the road. It’s late, and you feel as if you’re falling asleep when—what’s that? Do you see them? Right there! A handful of floating orbs of light, far out in the desert. You blink a few…

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Do Kids Have Rights?

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  Freedom of speech. Freedom of religion. Freedom of the press. These may sound familiar—they’re rights given to many people across the globe. In the U.S., they’re protected by the First Amendment to the Constitution. As a kid, though, you may have WONDERed . . . do these rights belong to you, too? The answer is…

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Worm, Harvest, Blue: Every Full Moon Has a Name

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  A full moon is an unmistakable celestial event that basks Earth with its lunar glow, inspiring songwriters, scientists, and the occasional werewolf rampage. Throughout human history, moon phases have signaled changes in seasons and marked important cultural transitions, such planting or hunting, all reasons that people took to inventing monikers for each full moon. Ancient full moon…

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22 of the most Fabulous Facts About Thursday

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  Did you know that in Australia, most movie premiers are often held on a Thursday? Thursday is sometimes referred to as “Friday’s Friday,” meaning it’s the herald of Friday, and therefore the weekend. Many students call Thursdays ‘Thirsty Thursdays” due to a decreasing number of lessons students have on a Friday making it the…

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How Do You Purify Water?

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  What one thing could you never live without? Your favorite video game? Maybe a book you like or your favorite food? Sure, life would be a lot less enjoyable without those things. But people could certainly live without them, as long as their basic needs are met. Basic needs are things that people can’t live without. They include…

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How Do You Make a Comic Book?

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  Do you love reading about the adventures of the X-Men? How about Superman? Maybe Scott Pilgrim is more your style. If any of these stories are familiar, you’ve likely been reading one of the most popular types of books around—comic books! For many, though, just reading comic books isn’t enough. Do you ever dream…

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What is a Zebra Giraffe?

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  Before we get into today’s Wonder of the Day, how about a riddle? Here it is: What’s black and white and red all over? Do you know the answer? It’s a zebra with a sunburn! Okay, one more… what’s black and white and has a giraffe cousin? Does that one have you stumped? The answer…

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How Do You Harvest Honey?

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  They buzz. They pollinate. They crown a queen. Sometimes they sting! Yes, bees are some of the most interesting little creatures around. And, perhaps best of all, they make the sweet, delicious substance called honey. Have you ever spread honey on toast? Maybe you mix it into a cup of tea or put it in your cereal. Most people agree…

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Biography of Elizabeth Proctor

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    Elizabeth Proctor was convicted in the 1692 Salem witch trial. While her husband was executed, she escaped execution because she was pregnant at the time she would have been hanged. Age at time of Salem witch trials: About 40 Dates: 1652 to Unknown Also known as: Goody Proctor   Before the Salem Witch Trials Elizabeth Proctor was…

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What Is Distributive Justice?

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  Distributive justice concerns the fair allocation of resources among diverse members of a community. The principle says that every person should have or have access to approximately the same level of material goods and services. In contrast to the principle of due process, which is concerned with the equal administration of procedural and substantive law, distributive…

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What Really Happened to Zealandia?

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  Can you name the continents of the world? You may have learned them in school. Some kids even sing a song about their names. Can you help us name them all? There’s North America, South America, and Africa. We know Asia, Australia, and Europe. What’s the last one? Oh yeah—Antarctica! But there may be a continent…

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What is a Firenado? and what does it look like?

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  You’ve likely heard of tornadoes. You might even know that some tornadoes are made of fish. But did you know other tornadoes are made of fire? That’s right. Today we’re learning about firenadoes! Firenadoes are sometimes called “fire whirls.” They also go by “fire devils” and “fire twisters.” They’re huge towers of fire that rise, twisting,…

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Can You Move Your Ears?

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  Isn’t the human ear fascinating? We think so! For such a small body part, it has so many pieces. There’s the eardrum, of course. And the ear canal. Most people know about the ear lobes. But did you know your ears also have many tiny muscles? They do! In fact, those muscles are what help you move…

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What Are Markers Made Of?

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  Some of them are permanent. Others can be wiped or washed away. They come in every color—and sometimes everyscent—imaginable. And some of them are even magic! That’s right, today’s Wonder of the Day is about one of the most popular art and office supplies around—the marker. If you’re like many kids, you’ve probably been around your…

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Why Do We Feel Pain?

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  What makes people say, “Ouch!” when they get a paper cut? What makes someone pull their hand back after touching a hot stovetop? Have you ever had either of these experiences? If so, you’ve likely considered today’s Wonder of the Day before. Why do people feel pain? The feeling of pain helps the brain protect…

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Can Cows Swim?

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  Can you do a backstroke? How about a butterfly? Are you the master of the doggy paddle? Maybe you don’t spend much time swimming at all. Some humans are very good swimmers. Others have to work hard just to float on their backs. The same can be said for much of the animal kingdom. Fish are great swimmers,…

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