Kids try to reach the end of the mazes without touching the sides! Children use the attached wand to twist and turn through 3 different mazes.But if kids accidentally touch the sides with the wand--ZAP!--the base lights up and the buzzer sounds, sending kids back to the start.Base measures 17cm wide and features adjustable sound and light settings.The interchangeable metal mazes easily swap in and out of the base; each maze is approximately 23cm tall.Requires 3 "AAA" batteries (not included).