Sweet little girl plays with abacus and writes on blackboard with chalk

abacus chalk - art equipment teaching preschool age playing preschool child education classroom toy educational subject childhood creativity fun blackboard - visual aid czech republic chalk drawing number ideas colors mathematics single object school children student intelligence school supplies education event color image children only 4k selective focus yellow studying multi colored wood beauty beautiful people only girls smiling playful doll christmas red holiday religious symbol schoolgirl mathematical symbol wisdom vibrant symbol sign romantic sky