Ключевые слова: age, attention, beginning, block, boy, building, caucasian, child, colored, concentration, construct, coordination, creation, cube, design, developmental, educating, education, elementary, encourage, enjoyment, floor, hand, indoors, kid, mind, motor skills, occupation, play, playing, preschooler, pyramid, sciencemind, sitting, skill, spatial, stacking, studying, thinking, toy, young,