A cute Educational Toy , Baby can learn a lot while playing it ,  1. digital cognition: there are 1-5 numbers on the building blocks to facilitate the baby's cognition and learning. The numbers are superimposed in order to increase the baby's sense of number. 2. color cognition: stacking blocks have a variety of colors, pure color, can help baby cognitive color, help baby visual development. 3. animal cognition: stacking blocks has different  animals, vivid image, help baby to understand animals. 4. the height of each animal support rod is different, the baby needs to be placed in an orderly manner through digital building blocks to improve the baby's observation and concentration. Is a good mathematical enlightenment teaching set .