4M Steam Education Toys - KidzLabs / Giant Visible Padlock

Be a professional locksmith. Build a giant visible padlock. The visible pin tumbler shows how a key opens a lock.

Includes all parts to build a fully functional padlock (size 15cm/6in when built). Fully illustrated instruction included.

Also required but not included in the kit: A small crosshead screwdriver.

 Age: 5 & above