Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Sorting objects by size, color, shape, or function is an important concept in kindergarten math, and it's the perfect excuse for a little housekeeping!

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

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.

Make the abstract nature of time and money easier for your kid to understand with some fun ideas that focus on these concepts.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Solve the mystery of the unpoppable balloon in this 7th grade science experiment that demonstrates the process of heat transfer.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

This science fair project idea investigates food preference of birds.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).