Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

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

Leave your computer on 24/7. Will this lead to to more frequent crashes, freezes, and a slower processing speed? Find out in this science fair project idea.

The objective of this experiment is to evaluate which types of people are most impacted by the McCollough effect.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

This experiment investigates if stress alters body temperature.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

In this activity your child will create their very own marble maze!

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Test your skills as a weather forecaster, and learn some science terms on the way!

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Learn about the factors that influence group conformity.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this science fair project, students create their own miniature salt flats at home.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

This project involves the programming and development of a 3D Rubik's Cube application using C++.