8 years & up. Is it magic or is it science? Watch plants grow without any soil with this incredible Hydroponics Kit! Your child will be able to see root systems clearly through water-filled flasks, monitoring not only the top of a plant's growth, but the bottom as well. Just put sprouted seeds in the included seed baskets, place them in the flasks, and observe the science behind the Aztec's amazing floating gardens! Included: 2 flasks with thermometers, 2 trellises with rulers, 2 seed baskets, 22-page activity journal
