This science fair project idea measures physical dexterity as a function of temperature.

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

This project examines the concentration of dissolved oxygen in water, with and without oil.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

This experiment investigates if small changes in your diet can alter your basal body temperature.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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.

This flannel board will give your child hands-on practice with math, but in a fun format, full of ladybugs.

This experiment investigates if stress alters body temperature.

Send your child on a hunt throughout the house for numbers to help develop her number recognition and ordering skills.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

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

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Help your kindergartener learn to manage a telephone with this homemade keyboard that also helps kids practice letters and numbers.

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

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!

Make a Christmas countdown calendar to get your child excited about the coming holiday. This Christmas countdown calendar helps you make holiday memories.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Science fair project that cultivates slime mold and monitors the stages of its development.

Help your child apply his math skills the next time you cook a family meal similar to one you'd buy at a restaurant.

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

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.

Help your preschooler or preschooler with shape recognition, math, and matching by creating your own personal shapes cards, good for home or car.

Invite your second grader to help you measure and mix these fresh, cool concoctions!

In this hands-on craft project, kids will make an analog clock of their own, and then use it to learn how to tell time.

A hands-on guessing game that teaches kids to recognize different coins. First graders will learn their money and their math at the same time!

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