Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

This science fair project idea compares biodiversity between drops of water.

Help your child celebrate the summer and the sun by making a sandy seascape.

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

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

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

In this project children practice the scientific method while playing with puffy paint.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.