In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

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.

This project examines whether people's taste perception is influenced by what they see.

This experiment evaluates if personality influences whether a person prefers dogs or cats.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

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

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

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

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

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

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

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

This experiment will explore whether adding different substances to a gel affects its strength.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

This experiment investigates whether paper color influences people's ability to remember the information that they read.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

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

This project examines which type of dance burns the most calories.