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

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

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!

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

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!