Botany: Experimental Greenhouse-Little Labs Science Kit by Thames & Kosmos. Budding botanists will love getting their hands dirty in this unique biological science experiment kit. Learn about plants and seeds by constructing experiments in a specially designed botanical laboratory with greenhouse domes. Assemble the domed greenhouses, complete with thermometers and ventilation. Construct a automatic watering system to keep your plants from getting too thirsty. Grwo beans, cress, and zinnia flowers, and learn how each plant has different needs. With a 48-page, full-color illustrated guidebook, this kit teaches human biology fundamentals with step-by-step, hands-on experiments. Ages 5 and up. Thames & Kosmos.