Ключевые слова: abc, alphabet, back, background, bar, board, build, case, child, childhood, children, color, concept, cube, development, document, easy, education, educational, english, equipment, exam, frames, group, images, instrument, isolated, knowledge, letter, note, notebook, object, paper, play, preschool, school, space, square, still, supplies, text, tips, top, toy, type, white, wood, wooden, writing,