Ключевые слова: black, board, brainstorm, brainstorming, challenge, checker, checkerboard, checkers, child, childhood, competition, competitive, concept, development, draughts, entertainment, finger, fun, game, hand, hobby, intellectual, kid, knowledge, leisure, lifestyle, logic, match, motivation, move, plan, play, player, playing, preschool, recreation, score, sport, strategy, success, table, team, thinking, tournament, victory, winning, wisdom,