Definition
Kindergarten (TK) / Bustanul Athfal (BA)/Raudatul Athfal (RA) is a pre-school education before entering elementary school (SD).
Play group is a pre-school education program before kindergatren, which program is to teach children to socialize among them by way of playing. Play group is commonly called PG.
PAUD (Pendidikan Anak Usia Dini) or Early Age Children Education is a developing effort targeted to children from 0 to 6 years old that is performed through providing educational stimulation to help physical and mental growth and development so that children have preparedness in entering the next phase of education (Article 1, point 14, Law of National Education System/Sisdiknas).