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This flannel board will give your child hands-on practice with math, but in a fun format, full of ladybugs.

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.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

Help your little builder move up in the world with this recycled cardboard castle that's just the right size for a young king and his loyal stuffed subjects.

Declare a "Pocket Day" in your house and help your child practice his addition skills as he counts how many pockets the family is wearing that day!

Make a mixed up animal collage and help your preschooler build her visual arts and math skills along the way.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Big bags hold a lot of candy, but they're hard to tote around. Have your kid construct a candy corn candy holder perfect for carrying a few lightweight treats.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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