Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

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.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

These cute holly-shaped hair clips are a breeze to make for holiday celebrations. They make a great party activity, too!

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Forget the measuring stick! This fun math activity uses a body part, your child's hand, as a ruler.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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

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.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Introduce your child to science with something they see everyday--their shadow!

A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

These pretzel reindeer cookies are a great holiday recipe for kids to make. Rudolph and the whole gang agree!

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

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

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