With the First Time Clock Puzzle kids learn how gears function together to measure the progression of time. This is a fascinating educational kit that explains the scientific nature of clocks, making this a exceptional and interactive project. First Time Clock Puzzle by Fascinations promotes cognitive development. With easy to follow color coded instructions this clock easily assembles in approx 20 minutes. Wind it up, no batteries are needed. Dimensions 7.5′ W x 8.5′ H x 2.5′ D. Ages 5 and up.By Fascinations Science
