With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

What happens when colored beams of light mix? You might be surprised.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

This project compares the strength of one, two, and three-ply toilet paper.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Air resistance is a crucial factor when designing a parachute. In this science fair project, students find what type of material works best as a parachute.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Looking for something to do on a slow afternoon? Try cornhole, a simple and fun tossing game. Make your own set with a few things from the recycling bin.

A great way to cultivate awareness, focus and attention in the present is through movement. Mindful movement can also decrease stress and anxiety and increase calm.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.