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How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

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 determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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

The objective of this experiment is to evaluate the effects of acid rain on plants.

Kindergarteners are expected to master the alphabet. Get your child outside and exercising with this fun, move and shake alphabet game.

This science fair project determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.

This science project researches the correlation between barometric pressure and wind velocity.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

The project researches how lubricants affect the mechanical advantage of a pulley.

Can cells be frozen? This science fair project provides information to answer this question.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

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

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.