▁when ▁the ▁k ids ▁are ▁younger ▁than ▁ 4 ▁years . ▁Det ska ▁grad ink a ▁is ▁not ▁part ▁of ▁the ▁state ' s ▁mand atory ▁education , ▁because ▁the ▁educational ▁process ▁in ▁the ▁country ▁begins ▁at ▁the ▁age ▁of ▁ 5 ▁or ▁ 6 , ▁i . e . ▁first ▁grade . ▁ ▁Malays ia ▁ ▁In ▁Malays ia , ▁kind erg arten ▁is ▁known ▁as ▁. ▁Most ▁kind er gart ens ▁are ▁available ▁to ▁children ▁of ▁ages ▁five ▁and ▁six ▁( and ▁some ▁are ▁available ▁to ▁children ▁as ▁young ▁as ▁four ). ▁For ▁children ▁up ▁to ▁the ▁age ▁of ▁three ▁( or ▁four ), ▁there ▁are ▁pre - school ▁play groups . ▁There ▁are ▁no ▁fixed ▁rules ▁for ▁when ▁a ▁child ▁needs ▁to ▁go ▁to ▁a ▁kind erg arten , ▁but ▁the ▁majority ▁will ▁when ▁the ▁child ▁turns ▁ 5 ▁years ▁old . ▁The ▁child ▁will ▁usually ▁attend ▁kind erg arten ▁for ▁two ▁years , ▁before ▁proceed ing ▁to ▁primary ▁school ▁at ▁age ▁ 7 . ▁ ▁Mexico ▁ ▁In ▁Mexico , ▁kind erg arten ▁is ▁called ▁k í nder , ▁with ▁the ▁last ▁year ▁sometimes ▁referred ▁to ▁as ▁pre prim aria ▁( prim aria ▁is ▁the ▁name ▁given ▁to ▁gr ades ▁ 1 ▁through ▁ 6 , ▁so ▁the ▁name ▁literally ▁means ▁" p rior ▁to ▁elementary ▁school "). ▁The ▁kind erg arten ▁system ▁in ▁Mexico ▁was ▁developed ▁by ▁professor ▁Rosa ura ▁Z ap ata , ▁who ▁received ▁the ▁country ' s ▁highest ▁honor ▁for ▁her ▁contribution . ▁It ▁consists