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

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

Here's a homemade bulletin board project to help your fourth grader's school year start off right.

Try a fun Mother's Day game for moms and kids to play together!

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

Make a photo book to provide a reassuring guide for your child's first days and weeks of school.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.

This activity teaches your third grader how to make a paper cut-out still life, in true Matisse-style.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Here's an activity that uses second-semester high school algebra to determine which pizza gives you the most bang for your appetite. Here's how to get started:

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

With friendship bracelets, facials, fortunes, and fondue, this slumber party will be a great kick-off to 2010.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

This fascinating science fair project explores eye color genotypes.

This game will help build your child's word bank as she competes with family members for the "Word of the Day" champion title.

Celebrate your little one's move to big kid school by throwing a very special graduation party complete with friends, crafts, and lots of energetic fun.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.