Become a professional locksmith and build a giant lock in this kit - perfect for children who want to learn how locks work without the risk of breaking anything!
DETAILS
The visible cylinder shows how a key opens the lock.
This kit contains more than enough materials to make at least two giant padlocks, one for them and one for their friends! Your children can create their own key by changing the teeth of the original key. They will be able to dismantle and reassemble keys just like a professional locksmith.