‎Blue,green,orange,red

Shape cognition：Teach the baby to understand the shape, improve the baby's cognitive ability to shape. There is one-to-one correspondence between these Five types of toy bricks and mechanisms Cognitive color: teach the baby to understand the color of building blocks, improve the baby's aesthetic ability to color Build early shape, color and size differentiation skills,it can inspire children's imagination as well as promote their physical and intellectual development. Perfectly sized for toddlers' hands, also great choice as travel toys