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Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This science fair project idea explores the egg's thin membrane.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

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

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.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This science project teaches students to classify different shapes of leaves.

Explore convex and concave objects and how they reflect light.

Evaluate gender differences in processing visual information.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

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

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

In this science fair project caffeine will be extracted from Gunpowder Green Tea, illustrating the isolation of a naturally occurring product from a plant.

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!

In this fun experiment, we'll find out how color affects heat absorption!