[Fun ancient lock] small dinosaur bump lock | coordination and concentration training children's brain development

**what! Is the dinosaur turned into a lock? !** The cute little dinosaur shape, combined with DIY assembly and three-dimensional graphics recognition, can train the coordination of fingers and eyes, strengthen the child's concentration and patience, and at the same time learn the assembly principle of the bump lock, which is the benefit of accompany the child's brainstorming Smart toys are also very suitable as teaching materials in STEAM education. Don't underestimate the charm of the bump lock. The small dinosaur lock and key can produce 3 permutations and combinations to challenge the decryption of ancient locks in the Roman period. How to unlock it is up to you to assemble it! **｜Knowledge of bump lock｜** The "lock" has a very long history. The bump lock was made during the Roman period and continued to flourish throughout the Middle Ages. Because the key of the bump lock can be made relatively small and easy to carry, you can still see similar ones until now. Locks. The principle of use is that there is a set of obstacles in the lock, when the corresponding notch keyhole or key can be inserted, the lock can be opened! https://live.staticflickr.com/65535/51376178085_f04ecc5997_h.jpg **➤ Product details** Difficulty level: ★☆ (the highest five-star) Assembly time: about 1~1.5hrs Suggested age: 4 years old and above Attached to the package: graphic assembly instructions Product size: 12cm྾2.5cm྾6.5cm Packing size: 14cm྾14.8cm྾2cm Material: non-toxic wood Origin: Taiwan **➤ Notes** • Please use the supplied sandpaper to polish the wooden parts before assembling. At the same time, please pay attention to the small parts, please be careful of children swallowing. • No need to use glue, just follow the instructions to install the parts in the correct orientation and in the clip, and confirm the tightness of the parts assembly to ensure that the model can be used normally after assembly. • If there are missing parts or other assembly questions, please contact the design hall. • The design hall enjoys a seven-day appreciation period. The appreciation period is not equal to the assembly trial. If there is assembly, it will affect your return and exchange rights. • Please keep the outer packaging intact when returning or exchanging the goods. Please also return related gifts and contents. If damaged or assembled or used, returns will not be accepted. **▲ Educational institutions have other discounts for large purchases. Click "Contact Design Hall" and someone will contact you.**