Simple and straightforward, this money math game helps kids practice counting, adding change, and working with decimals.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Get a cool middle school chemistry project idea on how to determine whether a physical or a chemical change has taken place.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

Help your child learn the parts of speech! Start with adjectives and have your child describe Santa Claus to someone who has never heard of him.

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

In this science fair project, young children notice and track changes in trees throughout the year.

Help your first grader understand what a noun is with this fun photo book that catalogs her favorite people, places, and things!

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

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Challenge your high school student to find the flaw in this short mathematical proof that one is equal to two.

This social science experiment assesses whether the timing of peak mental performance shifts from afternoon to morning as we age.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Does your child need counting help? Here's a simple game that kids can do at home to help them practice counting to two-digit numbers.

This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

Develop a new system for predicting geographic changes. Demonstrate the nature of geographic change. Make logical predictions.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

This science fair project idea explores how water and ice can change the form of rocks.

This science fair project idea uses the process of chemical weathering to change a mineral.

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

Science fair project that determines how we can change potential energy into kinetic energy.

In this project, you will observe and record changes in sunspots over two weeks.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

Learning to count change can be tough! Help your child become a master money-counter with this simple game.