Product feature: Challenging and engaging, enhances problem-solving skills Preferred age: 3 Unleash your creativity with the 3x3x3 Cube Building DIY Blocks Cube! This unique puzzle cube allows you to build and customize your very own cube using interlocking blocks. Create different patterns, designs, and shapes, and challenge yourself to solve the puzzle you've constructed. With endless possibilities, this DIY cube provides hours of fun and satisfaction for puzzle enthusiasts of all ages. Note: Adult supervision is recommended as this toy may contain small parts that could pose a choking hazard.