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

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

In this design challenge, your child will make a bottle rocket using typical household items.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Check out this cool science fair project on identifying rocks and minerals for kids.

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.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

Discover how and which salt melts ice the quickest.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

This science fair project idea identifies trees using a dichotomous key.

In this fun activity, your child will create their very own solar oven to bake s'mores!

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

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

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

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

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Find out which type of sponge holds the most water.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

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.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.