Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

Graph are a great way to organize information. Your child will get to practice graphing by creating a bar graph and a pictorial graph of her friend's names.

This activity will put those Halloween treats to good use by using candy corn to help your child with her subtraction skills.

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

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.

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.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.