Get a 360° view of growing plants from the roots up.Reveal the hidden magic of plant roots -- no soil required. Ideal for science fair projects, this set of three growing tubes is a mess-free way to explore hydroponics with water or any media. Unique, transparent seed baskets provide a view of seedlings growing both up -- and down. Water in the shatterproof plastic tubes creates an amazing, magnified view of the roots. Conduct controlled experiments for hands-on science inquiry. Stands feature a write and wipe surface for labeling specimens. Science fun for school or home. Ages 5+ / Grades K+Includes:- 3 test tubes, 3 stands, 3 support rod tops, 3 support rod bottoms, 3 seed baskets and activity guide- Rods measure 14-1/2" H each when tops and bottoms are attached- Stands measure 2-3/4" W x 3-1/2" L x 2-3/4" H each - Durable, shatterproof plastic tubes measure 1-3/4" in diameter x 7" H each