Features: 1. To better grasp colors Different colors on the same tool will be more attractive to your child. They are willing to try a few more times on their favorite colors, develop your childs sensory ability in visual cognition. 2. To identify numbers The color of the clock and the color of the card slot are different and easy to identify. You can complete the process of your childs series of basic recognition of numbers to addition and subtraction between numbers. 3. To recognize shapes The numbers in different shapes for each slot are easy to pick up and put down. More suitable for small hands to grasp, this clock puzzle is simple to operate each block. 4. To identify time Clock-shaped wooden toys that cultivate your childs time concept from an early age. The minute hand and the hour hand adjust the angle according to the direction in which your hand rotates. They are all manually adjusted, It is more convenient for you to switch the time at any time. Product Specification: Material: Environmental friendly and non-toxic wooden material Color: multi-colors Wooden clock with 12 removable pieces Size: 8.58.5 inches Gift box: Diameter: 8.43, weight: 13.7 oz