First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Word color association is just a fancy way to talk about the way we connect colors with words.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

People have favorite flavors, but what about ants? Which ant food is the most popular?

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

This activity is a fun challenge for students who have just started learning to program educational robots.

In this activity, your child will be challenged to make a tower using paper cups.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.