What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

This activity will put those Halloween treats to good use by using candy corn to help your child with her subtraction skills.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

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.

Help your kindergartener review shapes - and build early reading skills - with this creative book project.

Show your kindergartener how to count to 100 by tens, and he'll get an adorable cheerio necklace in the process!

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

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

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.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

In this science fair project, students examine how temperature affects sugar transport within a plant.

Getting kids to memorize their times tables can be worse than pulling teeth. Sweeten the deal with this activity that combines math and sugar.

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

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

This experiment will explore the best way to create a perfect soft-boiled egg.

Here's a fun math-oriented arts and crafts activity for your preschool or kindergarten child: create a gumdrop topiary and practice counting along the way.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

This project examines how temperature affects the volume of gas in balloons.

If your 2nd grade child asks for time often, encourage him to read time on his own by talking about time throughout the day.

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

Can cells be frozen? This science fair project provides information to answer this question.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

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

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

Tackle both boredom and mathematics with this inventive arts and craft project!

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

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

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.