colorful building blocks arranged in a row

39aph39 background basic blocks building child childhood children circle classroom classroomactivities color colorful colors construction creative creativity critical daycare decor development developmental education educational ended fine fun games geometric homeschooling imagination imaginative kindergarten learning line montessori motor nursery occupational open order organize plastic play playroom playtime preschool pretend problem reasoning recognition rectangle resources room sensory set shape shapes skills solving sort spatial square stack stem supplies teacher therapist thinking toddler toys triangle waldorf