Why are many animal and plant species dying out forever?
Play this game to find out how a law protects animals and plants.
Take a peek inside two paleontologists' scrapbook.
Medical doctor Lisa Cooper and epidemiologist Jennifer Nuzzo answers kids’ questions.
What you see and what you think you see are different things. Find out what your brain doing behind-the-scenes!
Watch these videos to explore Felicity's work as a conservation biologist.
What is it like to hunt for dinosaur fossils? And what discoveries are made back in the lab?
Do you have what it takes to go on a space mission to Mars?
Dive into the oceans with an ichthyologist.
How much do you know about the Age of Dinosaurs?
Take this 10-question quiz to test your knowledge of Tyrannosaurus rex, the ultimate predator!
Biodiversity is the rich variety of life on Earth. But why is it important?
Find out how he became a geologist and what you can learn from studying rocks.
Visit three national parks and monuments. What can you discover with just your eyes?
Go on a virtual journey from Earth, to the International Space Station, to the Moon and beyond. Then test your knowledge!
Museum scientists answer kids' questions!
Anyone can find fossils. This handy guide tells you where to look and what to do.
Ross MacPhee has always loved dirt. To him it means the opportunity to find lost things — from bones and teeth to pirate treasure.
What faraway places might humans travel to someday, and how will we get there?
Ancient trash or ancient treasure? This archaeologist tells us which he prefers.
What does this marine biologist like most about her work? Find out!
Test your equine knowledge in this quiz
Play this game to find out more about the microbes that help and hurt us.
Find out why Alice in Wonderland is Mandë's favorite poison story.
Learn how to create a scientific illustration of a monarch butterfly in a few easy steps!
Take a look inside your trash can. What clues can you find?
Can poisons be used for good? Yes, and Robert will tell you why.
Let your imagination run wild, and write an inspiring work of science fiction. ¡TAMBIÉN EN ESPAÑOL!
Make a 3D diorama! All you need are pasta, Play-Doh, pipe cleaners, pom-poms, and hair curlers.
Meet six rocks that travelled to the Museum from places like Mexico, Scotland, and even outer space.
What skin color, eye color, and type of feathers will you give this T. rex?
What kind of person becomes an ichthyologist, a scientist who studies fish?
What does Chris like most about studying reptiles and amphibians? Find out!
Take this quiz to find out if you're up for the challenge!
Invent a story about an endangered species. Then draw and write about it!
Find out which of your traits are due to nature OR both nature and nurture.
Learn about the diagrams scientists use to organize all the groups of living things.
Why does this scientist love studying tiny living things called microbes?
How many constellations and planets can you find in the night sky? Record your sightings in a "stellar" journal.
In these videos, a biologist introduces us to the microbes that live all around us.
What does it mean to be human?
Start a field journal, and track how your favorite critter looks and behaves.
Why is Ana fascinated by the rich variety of life on Earth? Find out!¡TAMBIÉN EN ESPAÑOL!
See if you can find north by making your own compass.
Find out where Rob has followed his born curiosity.
Can you find all 16 birds in this sanctuary? When you do, listen to their songs.
See if you can find the hidden microbes on each coloring page!
Discover where starry-eyed Neil has followed his curiosity.
Is this a leech's stomach, back sucker, jaws, or eyes? Take a guess!
Take a personal look at how the height and velocity of your vantage point can affect the view.
What golden award is this? Take a guess!
What animal bones did early humans used to build huts? Take a guess!
What animal does this long, spiraled tooth belong to? Take a guess!
Is this animal a rodent, a primate, or a raccoon's relative? Take a guess!
How do horses move? Find out with these flipbooks.
Be the first scientist to grow three new kinds of cells in your lab to win!
Explore the third dimension by building an origami waterbomb!
Find out how paleontologist John Flynn answered kids' questions.
Tracking a gorilla can get hairy. Literally. Just ask George Amato.
Decorate, shatter, and piece together your own pottery artifact!
Visit a scientist's lab to see how he creates a magma chamber!
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.
Explore how Eleanor is protecting the world's animals and plants.
Discover the intriguing facts and artifacts that Chuck has unearthed.
Scientist Rob DeSalle answers kids' questions about the brain!
Take a peek at our planet's layers, learn what secrets rocks reveal, and gain a long view of history.
Paleontologist Mark Norell answers kids’ questions.
Herpetologist Chris Raxworthy answers kids' questions.
How can the influenza virus travel around the world? Find out in this quizzy story!
How do mammals move? Make flipbooks to see six different mammals in action.
What would the objects say about you and the time you live in?
How do your fossil-sorting skills stack up? Put them to the test with this kid-friendly online puzzle.
Do you dig the Earth? If so, you'll want to meet Ed.
Make a coin that tells something special about you.
Did you know that biodiversity provides us with things that we need?
We see with our eyes, but our brains do most of the work. Watch what happens when light bounces off an object and enters your eye.
Find out how Lisa’s work impacts the health of communities.
Archaelogist David Hurst Thomas answers kids' questions.
Meet a scientist who studies Korean culture.
Solve this cartoon mystery to see how archaeologists found a lost Spanish mission.
Microbiologist Susan Perkins answers kids’ questions about microbes.
Find out what makes you different from a snail, a tree, or even your best friend!
Mundo Shamundo! Can you help Mandy study for her geology test?
The largest mammal at the Museum is interviewed by the largest dinosaur
Paleontologist Mark Norell answers questions about T. rex.
Conservation biologist Ana Luz Porzecanski answers kids' questions.¡TAMBIÉN EN ESPAÑOL!
Take a look at some stories that were told along the Silk Road.
Every rock has a story to tell. Learn how to create a collection that rocks!
Astronomy is a BIG subject. We've brought learning about it down to size with these big ideas.
How is the ocean like a layer cake? What creatures live there? And how important is the ocean? Take a dive and find out!
Find out more about global warming. How, and why, we should slow it?
Water is a precious resource, and all things need water to survive.
OLogy learning: Find resources for K-5 grade levels.
Find out how biodiversity depends on you.
There are no "going going gone" .
Check out other on OLogy!