Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

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!

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

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

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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

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

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

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

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.

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

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

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

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

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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

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

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.