Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Plants and light seem to be good buddies, but how far does the friendship really go?

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

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

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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

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

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

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

Slip some science into storm watching with a homemade rain gauge!

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Using a toy race car kids create a visual model of the Doppler Effect.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

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

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

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

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.