In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

This project compares the strength of one, two, and three-ply toilet paper.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea explores whether talking to a plant will help it grow.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

In this project, waves of vibrations are experimented with using water in glasses.

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

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.