[Interesting ancient lock] Owl treasure box | Password lock box with customizable password wooden assembly teaching aids

🤔 Do you know how the rotating password lock is designed? 🤔 Where should I hide the secrets and precious treasures that I don’t want others to know? 🤔 If you want to draw your own special treasure box, don’t look like others! **The three wishes of a child are fulfilled at once by the Owl Treasure Box!** ★Professor Huang Qinfei from Normal University of China provides brainwave research and guidance on Brain-STEAM research and development ★Recommended by more than 100 primary and secondary school teachers https://live.staticflickr.com/65535/51376178085_f04ecc5997_h.jpg The all-wood design has a warm feel and a cute owl shape. In addition to being a lockable treasure box, it can also be used as a money box. All parts have been tested by engineers to ensure the highest level of assembly tightness and comfort. During the assembly process, children can learn the design of combination locks and the mechanism of the lock. At the same time, with multi-color paints, they can paint their own version of the treasure box, opening up their mechanical and scientific sensitivities and unleashing their aesthetic creativity! **｜Tips on password locks｜** The combination lock was invented by Cardano, a genius Italian mathematician in the 16th century. Because he did not study law according to his father's wishes, his father cut off his financial resources. As a result, he relied on his mathematical talent to gamble in casinos and earn money. After getting money, he always worried that the money would be stolen, so he began to study various mechanical devices, and then invented the combination lock. In addition, he also invented many mechanical devices, such as the famous "Cardano Suspension". is one of his designs. **➤ Product details** Difficulty level: ★★★ (five stars is the highest) Assembly time: about 1.5~2 hours Recommended age: 6 years and above Also included in the package: graphic assembly instructions **• This product needs to be assembled and painted by yourself. There is no painting example attached. Children can use their imagination to paint their own treasure box!** **• No products that have been painted are sold** Product size: 20cm྾11cm྾23cm Packing size: 30cm྾23cm྾3.5cm Material: non-toxic wood Origin: Taiwan **➤ Precautions** • Please use the supplied sandpaper to polish the wooden parts before assembling. Also, be careful about small parts being swallowed by children. • No need to use glue, just install the parts in the correct position and clamp according to the instructions, and confirm the tightness of the assembly of the parts to ensure that the model can be used normally after assembly. • If there are missing parts or other assembly questions, please contact the design studio. • This design museum has a seven-day appreciation period. The appreciation period does not equal assembly and trial use. If there is any assembly, it will affect your return and exchange rights. • When returning or exchanging goods, please keep the outer packaging intact and return related gifts and contents together. Returns will not be accepted if the goods are damaged or have been assembled. **▲ There are discounts for large-volume purchases by educational institutions. Click "Contact Design Center" and a dedicated person will contact you.**