Show your kids how plants grow, and let them see the roots, too, with this Hydroponics Lab set. Even better—no dirt is needed—although any growing medium can be used.
This clean, green set includes three special, transparent seed baskets that are placed in clear, shatterproof plastic growing tubes. Water in tubes magnifies the view of roots.
Additional components: Three stands, three support rod tops, three support rod bottoms, activity guide.
Tube diameter: 1.75 inches; height, 7 inches.