This science fair project idea determines which method of hand cleansing is the most effective.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

This science fair project teaches students the differences between fruits and vegetables.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This science fair project idea investigates if fats add to the flavor of food.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

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

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.

Learn all about balance and motion as your child designs a corn maze!

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.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Help your child make a beautiful homemade sandcastle that will last!

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.

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

This science fair project teaches students about wilting and browning of salad greens.

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

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.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.