The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This science fair project idea determines the most effective method of preserving food.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea determines which method of hand cleansing is the most effective.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Is your child a young ornithologist in the making?

This science research project challenges students to think of more effective lobster farming methods.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

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.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

In this science fair project, students make their own rain gauge to measure rainfall.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

This science fair project idea investigates whether plants can survive being frozen.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!