Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea explores whether dogs do look like their owners.

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 easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

Does fear cause the same physiologic responses in men and women? This experiment measures people's blood pressure and heart rate while watching a scary movie.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

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.

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

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

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

Celebrate April showers with a springtime arts and crafts activity: make sparkly, shiny raindrops with your kid.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

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.

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!