Ages 8+ Includes experiments for light, air, water, earth, electricity & magnetism, sound, plants, animals and ecology. * Will learn how sand is formed, how thermometers measure temperature, how spiders escape their own webs, why the sky is blue, why a compass always points north, why beehive cells are shaped like hexagons, and much more. Includes special lab instruments & materials like a telescope, generator flashlight, beaker, prism, bug viewer, compass, rock samples, and more. * Missing LEDs, balloons, test tube but is otherwise complete Excellent condition.