Your students will learn how to "Re-grow" plants from kitchen scraps and pantry staples. This hands-on kit will teach them to sprout grains of rice, grown an endless supply of scallions in a test tube, and even regrow a new celery plant from scraps! Includes windowsill plant lab growing base station, Hydroponic growing tray, seed start, (3) plant propagation growing tubes, (2) greenhouse domes, self-watering attachment, plant thermometer, and 15+ interchangeable growing container inserts and lids. The lids will fit onto standard jars and bottles allowing you to easily expand your lab.