【Products】 free changes in the stack of games, stacks on the figures and letters, can be stacked into a tower, but also can synthesize a single cup, exercise baby hands-on ability to develop the baby's digital potential, you can teach the baby know the number And simple English letters hands and brain, stacked cups can be large to small or from small to large stack, a total of 9 cups, training baby's hands-on ability. Different colors and shapes of the cup, can teach the baby to identify different colors and digital letters, training baby's vision