Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!