In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

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

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

This science fair project idea investigates food preference of birds.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Determine whether the application of Febreeze will lower the bacterial count.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.