Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

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

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

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

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

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

Cleaning can be a chore, but not with this sudsy experiment!

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.