Parents and Educators: Understanding Development Development and the toys for the 1st year Development and toys for the 2nd year From 2 to 3 years: The child starts from the beginning! The growth during 3rd and 4th year of life The development from the 5th to the 6th year The first years of primary school: from 6 to 8 years From 9 to 12 years From 12 to 14 years