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

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Help your child stay physically and mentally active with this group aerobic fitness game that's good for the heart and mind alike.

Help your second grader to a better understanding of how to count and represent money with age old game of tic-tac-toe.

Try this fun and interactive collage activity with your preschooler to teach her the "building blocks" of math and architecture.

If your young child is a kinesthetic learner, this equation board is perfect for teaching him addition and subtraction facts.

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

Help your little builder move up in the world with this recycled cardboard castle that's just the right size for a young king and his loyal stuffed subjects.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Teach your child about jesters as she makes her very own jester hat.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Inspired by the children's book, Charlotte's Web by E.B. White, this card brings the spunky spider Charlotte to life!

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

Practice counting with this winter kindergarten art project! As your child sculpts a clay igloo, he will work on math and dexterity and learn about snow.

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

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

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

Do you think heat can affect a plant's growth rate?

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Work on division with remainders in this fun fourth grade math board game.