Ключевые слова: background, block, blocks, blue, build, buildings, child, childhood, choice, circle, color, colorful, colours, concept, construction, conundrum, cube, design, education, exam, find, form, game, geometric, geometry, green, happy, joy, kid, kindergarten, learn, piece, play, playground, preschool, puzzle, red, s, school, shape, square, structure, teach, toy, white, wood, wooden, word, yellow, young,