We refer to our children as little stars and the different groups are divided into classes/groups according to their age:

Group	Group name	Age
1	Tiny Stars	3 months to 13 months
1.5	Shiny Stars and Galaxy Stars	8 months to 17 months
2	Bright Stars and Twinkle Stars	18 months to 30 months
3	Silver Stars and Gold Stars	30 months to 3 years (the year the child turns 3)
4	Red Stars and Yellow Stars	3 to 4 years (the year the child turns 4)
5	Blue Stars	4 to 5 years (the year the child turns 5)
Grade R	Rainbow Stars and Purple Stars	5 to 6 years (the year the child turns 6)