Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

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!

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Your child is sure to find this colorful pink, green and white salad simply irresistible. For an added challenge, give your youngster a pair of chopsticks!

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

Instead of tossing old school supplies, turn them into a work of art and teach your kids how to find new uses for old things.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Let your child find her place among the politicians, the flyers, the debates and the countless television ads with a slogan and poster of her very own.

If you're short on time but want to find a creative way to decorate your Halloween table, try this spooky party favor mug with matching napkin rings.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

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.

The words of great thinkers throughout the ages have changed the course of history. Have your kid find an inspiring quote and create a work of art around it.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

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.

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.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

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.

Trying to find sums of groups of multiples is a great way to practice your addition. Be sure to double check your work. If you clear all of the cards, you win!

Follow these easy instructions to make a working sundial with your kid! Find out what other cool things the Aztecs created in this activity.