Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

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.

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.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Plants and light seem to be good buddies, but how far does the friendship really go?

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

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.

Test your friends to find out if you can replicate the placebo effect's incredible results.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Use pepper and soap to discover some fun facts about the properties of water.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

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

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

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

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

Is it a square or a circle? See if you can trick your friends with this zany science project!

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?