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

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

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.

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.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

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.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Examine the effect of pressure on carbonation in soda.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

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

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

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

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

An home science experiment for older students that teaches about the science behind heat.

This science fair project idea produces varying pitches of sound.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Find out whether a longer airplane will fly farther or a wider paper airplane.

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.