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

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

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

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.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Practice conversions within the metric system in this fun math card game for third graders.

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.

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

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

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

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

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?

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.

This science fair project idea deals with the qualities of shade on a sunny day.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This project tests the hypothesis that dark colors absorb more heat than light colors.

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.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This science fair project idea identifies clouds as a means of predicting the weather.

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

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

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!