What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

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.

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

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

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

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

Use this great no-bake recipe to save energy and keep cool.

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

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

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.

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

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

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.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

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.

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

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

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

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

This simple experiment serves as an introduction to the greenhouse effect.

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.

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

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.