Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Practice measurement using centimeters in this fun math race designed for your second grade student!

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Determine which metal has the highest rate of conductivity.

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Use familiar household items and decorations to turn estimation into a fun game!

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Help your child practice symmetry with this fun activity that will leave your child with a sweet symmetrical treat!

This project examines the affect of temperature on viscosity and surface tension of different liquids.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Get your child excited about measuring with this fun and easy household measurements activity.

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.