This is a comprehensive educational book that stimulates the intellectual curiosity of 3-year-olds and responds to voice learning with eyewear cards and QR codes. - Product name: 3 years old New edition - subject age: 3 years old - accessories: Eyewear card - learning function: 2D code voice response - content: Driving material examination, quiz, English New product purchased, but the age has passed and stored without much watching. Only those who agree to home storage and so on can understand.
