Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

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.

Help your kindergartener practice his shape recognition and develop his fine motor skills by making a scarecrow at home.

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

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

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

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

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

Determine whether the application of Febreeze will lower the bacterial count.

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

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

Create clear sound shakers so your preschooler can observe and compare the different sounds that objects make!

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

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

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

Serve up this pretend play activity to your preschooler to give her counting skills a healthy boost.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

In kindergarten, your child spent lots of time counting things one by one. But in first grade, he'll need to be able to count in groups, especially by fives.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.