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.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Invite your kindergartener to explore the bright new world of measurement by starting out with nonstandard (and tasty!) units, such as gummy bears or worms.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Encourage imagination and creativity with this magical craft that lets your child make and design his very own dragon egg.

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.