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

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Start your toy engines -- this is going to be a fast and friction-filled race!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Using a toy race car kids create a visual model of the Doppler Effect.

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

Test whether plants can grow without sunlight and water.

This science fair project idea explores how length affects the weight a bridge can hold.

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

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

In this project children practice the scientific method while playing with puffy paint.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This science fair project idea investigates how the shape of an object affects drag.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This project determines what category of person is most likely to be ticklish.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Science fair project that examines condensation and the conditions needed in order for dew to form.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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