Supertek Just Tubes! The Ultimate Science Kit for Kids

Just Tubes is an assortment of 3 different types of test tubes: glass, plastic and safety. Test tubes are one of the most widely used tools for performing science experiments. In chemistry the test tube is used to hold, mix, or heat small quantities of chemicals while performing ...Just Tubes is an assortment of 3 different types of test tubes: glass, plastic and safety.

Test tubes are one of the most widely used tools for performing science experiments. In chemistry the test tube is used to hold, mix, or heat small quantities of chemicals while performing experiments. For biology the test tube is used to handle and cultivate molds, bacteria, seedlings and plant cuttings.