Ключевые слова: activity, backdrop, block, blocks, blue, brick, bricks, build, building, building blocks, child, childhood, children, color, concept, construction, creativity, cube, design, developing, education, educational, element, fun, game, group, happy, kid, leisure, lot, many, nobody, object, pieces, pile, plastic, plastic block, play, preschool, selective focus, set, shape, structure, toddler, toy, toy block, various, white, wood,