Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

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

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Start your toy engines -- this is going to be a fast and friction-filled race!

Teach your child how butter is created by shaking up cream the old-fashioned way.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

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

In this science fair project, students use the streak test to tell minerals apart from each other.

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

This science fair project idea determines if the color of light affects the growth of plants.

This simple experiment serves as an introduction to the greenhouse effect.

Make edible amber fossils with your second grader to explore the fascinating world of science!

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!