As the saying goes, interesting learning is playing, and beneficial playing is learning.

Children's nature is play, and developing their brains and potentials in play is the focus of research.

When children are two or three years old, their imitation ability is super strong.

Seeing the story, he will observe and ask questions, mom, why does it rain in the sky?

This will develop the brain.

My friend bought it at Qizhihui before. You can search.