The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.