Based on the popular "I Spy" game, this activity lets your kid practice important skills like number identification and place value.

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.

Give your child some practice with even numbers, while creating a cute Christmas keepsake. Create this skip counting book.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.