Ключевые слова: activity, background, block, blue, box, brick, bricks, build, building, buildings, child, childhood, color, colorful, colourful, concept, connect, connection, construction, creative, cube, design, development, education, element, entertainment, fun, game, green, hand, heap, holding, human, isolated, learn, leisure, object, orange, pattern, plastic, play, preschool, rectangle, red, shape, solution, stack, structure, toy, wall, yellow,