It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

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.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this project students experiment with making music using only glasses of water.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Give your budding young observers a chance to discover simple machines at use in their own home.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

This science fair project idea investigates how color affects temperature.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

This project investigates the affect of storage temperature on microwave popcorn.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Examine the effect of pressure on carbonation in soda.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.