Lay a good foundation for mathematics
30 double-sided cards, a total of 60 questions, color distinction, from easy to difficult
Learn while playing, learn to count in play, and arouse your baby's interest in learning
10 numbers, different colors, increase your baby's perception of color
Rounded corner design, scratching does not hurt the hand
30 double-sided cards, a total of 60 questions, color distinction, from easy to difficult
Learn while playing, learn to count in play, and arouse your baby's interest in learning
10 numbers, different colors, increase your baby's perception of color
Rounded corner design, scratching does not hurt the hand