Product feature: Mind exercise: stimulates critical thinking, problem-solving, and logical reasoning skills. Preferred age: 3 Get ready to exercise your mind and unleash your creativity with the Magic Cube 5x5x5! This challenging puzzle cube offers endless fun and entertainment for players of all ages. Whether you're a beginner or an experienced solver, this cube will put your problem-solving skills to the test. Stimulate your brain, improve your concentration, and have a blast while solving the colorful puzzle! Note: Adult supervision is recommended as this toy may contain small parts that could pose a choking hazard.