Fine wooden puzzle, one of the most popular and challenging puzzles of all time. Edmond Halley (1656-1742) comet puzzle, Galileo Galilei (1564-1642) globe puzzle are linked with the greatest minds in history and the football or soccer ball puzzle is one of the most popular games in modern era. It is perfect as a gift for family, elder children and grown-ups; a fun item for coffee table to entertain guests. Helps to improve lateral thinking and challenges one's mind. It is both challenging in dismantling and reassembling the puzzles. Do not look instructions; it is fun to challenge yourself and others too.