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This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

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

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

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

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Do you think heat can affect a plant's growth rate?

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

The goal of this project is to create an exciting topographical map out of dough.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!