The Science Cube Plastic Test Tubes, Rack and More Kit By Supertek Scientific

Get a jumpstart on your next science experiment! Basic kit features polystyrene test tubes that resist breakage and are safe for all ages. The 4-way test tube rack is sturdy and can be used for other size test tubes, even the large safety test tubes (not included). Having the right tools is sure to make your experiment easier and safer! Incudes rack, test tube tongs, 2 graduated pipettes, 2 test tube brushes, 6 plastic test tubes, 6 rubber stoppers and an activity guide. For ages 7 and up.