Color classification: 2-3 years old 6, 3-4 years old 6, 4-5 years old 6,
Modeling: numbers, letters, shapes, animals, people, plants, transport,
Category: multiple stickers set
Applicable age: 2 years old, 3 years old, 4 years old, 5 years old, 6 years old, 7 years old

Serial Number: 1,2-3 years old 6 this

?? Serial Number:?2,3-4 years old 6 this

Serial Number: 3,4-5 years old 6 this