Investigate the importance of nutrients for plant growth and discover how plants grow without soil. Use this kit to grow and observe plants in a test tube hydroponic system. Kit includes rock wool, seed-starter trays, soybean seeds, plant tags, test tubes, and pipettes for 35 students. The Test Tube Hydroponics Kit complements the lesson Test Tube Hydroponics. Order this kit online from agclassroomstore.com. 

Lynn Wallin