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This project explores what happens to a rubber band when it is heated and cooled.

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

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

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

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

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

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.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Determine how we can separate the components of a solution

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This science fair project examines how seeds hitchhike on animals and clothing.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.