The TOMY Run Yourself Ragged Skill & Action Obstacle Course Vintage Game is a classic toy that promotes physical activity and skill development in children aged 5 and above. With an obstacle course theme, players can test their agility and coordination as they navigate through various challenges. Designed for solo play, this game is suitable for both boys and girls, making it a fun and engaging option for young kids looking to stay active and entertained. Game tested and all components operate as designed Game includes four metal balls. I do not know if the original version knew out of the box had more than four.