Features: Unleash your child's creativity and problem solving skills with our Password Box Assembly, a hands on science toy that combines fun with educational value. Crafted from Wood materials with water based paint, this mechanical lock box ensures a secure and enjoy playtimes experience without any odors. For children aged 6 to 12, this toy is for engineers and curious minds interested in mechanics and technology. Whether at school, or during parent child activities, this interactive toy serves as engaging project for kids' workshops or leisure time. The Password Box Toy Set not only encourages intellectual development but also provides a unique way for kids to store their treasure, making it gifts for birthdays or festival occasions. Specifications: Component: Wood Color: As Picture Show Size: 13x8.9x8.7cm/5.12x3.5x3.43inch Package Includes: 1pc Password Box note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.