Ключевые слова: activity, adult, background, board, challenge, checkers, child, closeup, competition, competitive, education, educational, entertainment, gambling, game, girl, hand, hobby, intellect, intellectual, kid, learning, leisure, logic, male, man, match, moving, people, piece, play, player, playing, practicing, primary, school, skill, smart, sport, strategic, strategy, success, table, thinking, top, view, win, wooden,