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This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

This fun outdoor game will help your child develop her addition and subtraction skills and teach her basic arithmetic while keeping her active.

Try this entertaining and educational math activity that will teach your child how to add and subtract decimals.

Practice counting to100 independently with this American flag craft project! 

Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

Create equations in this strategic math card game. Your second or third grader can practice addition, subtraction, multiplication, and division in a new way!

Review fractions with your budding mathematician when you play this fun, educational math board game.

Figuring out fractions can be a challenge! But with this game your child will become more comfortable converting fractions after only a little practice.

It's important to be able to add and subtract quickly and accurately, and this activity is the perfect way to practice.

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.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

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.

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

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

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

This fun shape game is like Twister...with a twist!

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

Play this fun game with your kindergarten or first grader. It's a great way to practice important math skills, including counting and addition.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

Draw some educational value out of a summer stocked full of adventures!

Here's a simple math activity that has your child using her basic addition facts to solve a secret code.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!