Send a note to a friend with these mythical letterheads.
Create weather tools to gather wind, rain, and pressure data in your neighborhood.
Pick an object and record your observations in a journal.
Visit a scientist's lab to see how he creates a magma chamber!
Follow these easy steps to create a floor plan of your room.
Explore how Eleanor, Ismael, Keally, and Marco are protecting the world's animals and plants.
Discover the intriguing facts and artifacts that Chuck has unearthed.
Find out what cool stuff Mark has uncovered.
Discover where starry-eyed Neil has followed his curiosity.
Find out where Rob has followed his born curiosity.
Find out where Rob, Emily, Logan, and Seth have followed their born curiosity.
Dive into the oceans with Melanie, Gabriela, Gwyneth, and Luke.
Find out what cool stuff Mark, Anna, Max, and Reva have uncovered.
Create your own miniature Mesozoic Museum. Don't forget to invite your friends and family to the opening!
Make a coin that tells something special about you.
See the moon in action! And discover why our view of it changes nightly.
How well do you know mythic creatures around the world?
Einstein believed that messing up was a part of being successful-an idea that, itself, has proven relevance.
What adaptations help these creatures survive?
Find out what makes the Sun glow, and other amazing facts, in an up-close interview with the Sun.
Decorate, shatter, and piece together your own pottery artifact!
Take a virtual tour of our solar system to explore its many mysteries.
Volcanoes, tsunamis, earthquakes... Examine how plate tectonics affect our world.
How do whales and walruses stay warm in chilly waters? Grab some gloves and find out.
Take a world-wide tour of biodiversity with three scientists.
What's the human genome project and what does it mean to you?
Take an enlightening look at light with these three easy experiments.
How do mammals respond to cold water? Take the plunge into icy water and find out.
Size up the planets with a model scavenger hunt.
How do you describe your place in the 4th dimension?
Mix up some Jell-O, and find out how space bends around anything with mass.
Let your imagination run wild, and write an inspiring work of science fiction.
How many constellations and planets can you find in the night sky? Record your sightings in a "stellar" journal.
Every rock has a story to tell. Learn how to create a collection that rocks!
Do fresh water and salt water mix? Find out in this experiement.
Mundo Shamundo! Can you help Mandy study for her geology test?
Explore an amazing city carved into the sandstone cliffs.
Almost all of the atoms in your body were once inside stars that exploded billions of years ago. Learn more mind-boggling facts.
Invent a story about an endangered species. Then draw and write about it!
Tour this spinning pinwheel in space that we call home.
Find out how scientists are using genetics to change the food you eat.
Discover how these deep sea creatures create their own light!
Explore the third dimension by building an origami waterbomb!
Solve this cartoon mystery to see how archaeologists found a lost Spanish mission.
Take your imagination on a wonderful, mind-bending trip with these "thought experiments"!
It's not easy being an artifact! Find out why in this urn-est interview.
Take a personal look at how the height and velocity of your vantage point can affect the view.
How can you wear a chimp on your wrist—without getting primate elbow?
How much do you really know about our place in space? Take this quiz to find out!
How much do you know about the Age of Dinosaurs?
Test your knowledge about the water you didn’t know you were using.
Test your knowledge in this quiz about what it takes to dig up the past.
Test your knowledge about the variety of life on Earth with this quiz.
Test your knowledge about our planet Earth with this quiz.
How much do you know about what makes you you?
Test your knowledge about our watery world with this quiz.
Zoom inside your cells for a fascinating look at chromosomes, DNA, genes, and more!
Water is a precious resource, and all things need water to survive.
See how artifacts and ruins give us glimpses of what life was like long ago.
Astronomy is a BIG subject. We've brought learning about it down to size with these big ideas.
It's the differences in this world that make all the difference!
Take a peek at our planet's layers, learn what secrets rocks reveal, and gain a long view of history.
Take a look at the science of where it ALL begins.
There are so many ways and places to live in the oceans. Discover its wonders and importance.
Learn about fossils, extremely rare—and valuable—records of the past.
Put your viewing skills to the test with this mystery photo challenge.
Can you tell the difference between an Emmy award and an Olympic medal?
Can you tell the difference between a leech's jaw and its back sucker?
Can you tell the difference between a giraffe's bones and those from a mammoth? Test your knowledge of fossils.
Can you tell, just by looking at it, if a pygmy loris is a rodent, a primate, or a raccoon's relative? Put your knowledge of Vietnam's animals to the test.
Grab the magical magnifying glass and take a close look at what's living in the mangroves.
Discover the intriguing facts and artifacts unearthed by Chuck, Alexis, Ian, Jena, and Kellner.
Decorate your desktop with these starry images!
Find out about Earth's climate, its consequences, and what we can do.
How do mammals move? Make flipbooks to see six different mammals in action.
Find out from a zooarchaeologist how humans have tamed and bred horses.
Explore amazing facts about some of the 200 breeds of horses living today.
How do horses move? Find out with these flipbooks.
Have fun with these paper cutouts of riders and horse gear from cultures around the world.
Send a note to a friend with these horsey letterheads.
Build your own miniature greenhouse to see the greenhouse effect at work.
Find out what you can do to save energy and slow climate change!
Think you're an expert on changing climate? Test your knowledge with this quiz!
Find out more about global warming. How, and why, we should slow it?
Do you know the difference between weather and climate?
Take a closer look at how the atmosphere keeps our planet warm.
Explore the connections between technology, population and rising atmospheric CO2.
Explore how mammals run, fly, swim, walk, hop, and swing!
Take a look at some unusual living and extinct mammals.
Find out what's so fascinating about these beautiful, pink birds.
Test your starry knowledge in this stellar quiz!
Check out these fascinating fish from Africa's lower Congo River.
In the Milky Way Galaxy alone, there are hundreds of billions of stars. But that hasn't always been the case...
A paleontologist travels to Antarctica to collect fossil evidence.
Play music that you may have heard along the Silk Road.
Take a look at some stories that were told along the Silk Road.
See how you can make your own paper from old scrap paper and other materials.
What does it mean to be human?
Take this quiz to find out if you're up for the challenge!
Check out the scrapbook to learn about this amazing race!
See how good you're at recognizing emotions.
How fast can you catch a falling ruler? Measure your reaction time.
Take the jellybean test to see how your sense of smell enhances taste.
Use Braille to create a message for a friend.
Explore your nerves by creating a life-sized drawing.
Try these trippy experiments to fool your brain.
Find out about Taiwan's fascinating fluttering insects.
Test your sight and memory with these brain games.
Reconstruct and identify a fossil skeleton.
Examine fossils and gather clues from experts!
Meet some of the more unusual members of T. rex and Velociraptor's family tree.
Did you know that biodiversity provides us with things that we need?
To see what the Big Dipper would look like from outer space, build a mobile!
Bury chicken bones in plaster of Paris to see the challenges paleontologists face when excavating fossils.
Match these awesome images from the Hubble Space Telescope with their descriptions.
Celebrate your cosmic smarts with a solar system of cookies.
Create a flounder fish that's hard to spot!
See if you can find north by making your own compass.
Make a 3D diorama! All you need are pasta, Play-Doh, pipe cleaners, pom-poms, and hair curlers.
What would the objects say about you and the time you live in?
Find out what lives in the deep sea, coral reef, and continental shelf?
Join scientist George Amato on his quest to stop criminals smuggling illegal goods.
Here's a very cool experiment that just might bring a tear to your eye. Use a blender to separate the DNA from an onion.
Find out what makes you different from a snail, a tree, or even your best friend!
Your address in space is a whole lot longer than your mailing address here on Earth.
Learn how to create a scientific illustration of a monarch butterfly in a few easy steps!
Learn how to look at a bunch of bones and draw what a dinosaur looked like.
Play this game to explore the animals and plants in an African rain forest.
Make a model of Earth's layers that's good enough to eat!
Take a quick look at where Einstein's curiosity took him—and the world.
Play this game to find out how a law protects animals and plants.
Join the inquisitive Deena Soris as she interviews the fossil of a Protoceratops.
Make your own bird feeder and record your observations in a bird journal.
About 80 million years ago two dinosaurs were locked in deadly combat when they were suddenly buried alive. See one of the greatest fossil specimens ever found.
Anyone can find fossils. This handy guide tells you where to look and what to do.
How far have your groceries traveled? Find out!
Take a peek inside two paleontologists' scrapbook.
Why are many animal and plant species dying out forever?
Find out why a ball thrown in the air will return to the ground.
Create your own crystals with sugar. Then enjoy your tasty treat!
Find out how the Big Bang Theory came to be.
Find out how biodiversity depends on you.
Meet six rocks that travelled to the Museum from places like Mexico, Scotland, and even outer space.
Take a look inside your trash can. What clues can you find?
Step into the future for a look at what cloning might do for you.
Examine maps and ancient artifacts. And collect all six Inca chronicles!
The ocean's one diverse place. Take the surfboard challenge, and ride the waves of biodiversity!
Take a peek into a mineralogist's scrapbook to see why he thinks jade is so special.
All aboard! Hop on a submersible and explore an amazing diversity of life at the ocean floor.
Can you make it down to the ocean floor? Along the way, discover what makes water special.
Start a field journal, and track how your favorite critter looks and behaves.
How do your fossil-sorting skills stack up? Put them to the test with this kid-friendly online puzzle.
How enlightened are you about the subject of light? Play this trivia game to find out!
Solve these interactive story puzzles to find out how people and other animals live in the Arctic.
Put on these handmade masks or puppets and tell your own mythic tale.
Send a note to a friend with these ancient letterheads.
Send a note to a friend with these astronomical letterheads.
Send a note to a friend with these colorful letterheads.
Send a note to a friend with these earthy letterheads.
Send a note to a friend with these watery letterheads.
Find out what you can do to protect the oceans and ocean life.
Find out what we know about Mars in this online tour of Earth's closest neighbor.
Solve genetic riddles as you wind your way through the star-studded park.
Help reporter Stella Stardust interview the planet Mars
Solve these story puzzles to find out more about how life in the Arctic is affected by climate change.
Do you have what it takes to go on a space mission to Mars?
What faraway places might humans travel to someday, and how will we get there?
Create land and sea animals that "glow" in the dark!
Make a carbon mobile with scissors, wire, pipe cleaners, and clay.
Simple things that you can do to help protect fresh water and the living things that depend on it.
Bring six North American mammals to life with this coloring book.
Explore mammal teeth with this matching game and coloring book.
Wasps can live in hives of thousands, but did you know that most wasps are solitary? Get the facts.
How do simple storms turn into swirling hurricanes?
With its swirling column of wind, a tornado is one of nature’s most destructive storms.
Have you ever wondered why and how fireflies flash?
Find out what causes volcanoes to erupt and how scientists study them.
Earthquakes are happening all the time. Find out what makes the earth shake.
Challenge your friends to this Mesozoic Era card game.
Can you build a successful wasp colony? Make the right choices and your offspring might have a future!
Follow Carly's comic book adventures in Wasp Land.
Test your knowledge about the things we can't see.
Will it kill you or cure you? Test your knowledge with this quiz.
Discover how species have evolved to survive in some of the most extreme environments on Earth.
See if you can find the hidden microbes on each coloring page!
Test your knowledge about the bacteria and other microbes that live on and in us.
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