This science fair project idea explores whether talking to a plant will help it grow.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

How powerful is the reaction between baking soda and vinegar? Find out here!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!