Summer gift, cultivate baby's brain development since childhood, let baby win at the starting line! Detailed origami steps, train baby's geometric space concept: graphic explanation, can train baby's geometric logic, space concept and IQ, EQ ability, comprehensive Improve children's intelligence. The baby can promote the coordination of hands and eyes, as well as the development of hand muscles during the pen-stroke process of walking the maze. The maze game is rich and varied, which can train children's concentration and observation skills, and cultivate a sense of space and logical reasoning. There are four books in this series, including simple mazes, maze games, fun origami and children's origami. In addition, there are exquisite illustrations, which greatly enhance your baby's interest in learning.