Uh-oh! Is that a pill sitting on the counter or a piece of candy?

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

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

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

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

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.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.

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

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.