Mechanical Lock - One of the creative DIY Rubber-band powered Mechanical Working Lock makes an engaging Utility toy for kids which keeps them wondering with its unique functioning. A DIY Mechanical Lock comes with 1 set of working DIY lock & 2 DIY keys (1 working & 1 nonworking). A unique 3D Puzzle Assembly Model with a working lock mechanism which comes in the form of a puzzle, kids can assemble it, paint it with any colors to make it personalized and unique. Assemble these laser cut pieces together to make your own working lock & keys! These pieces are fine cut which allows glueless assembly. Still, you can add some glue dots to the joints to make it permanent assembly.

Children can build this amazing wooden model with the help of detailed easy to understand step-by-step instruction manuals. While building this creative toy, kids can also learn the basic working principle of this toy. This kit contains environment-friendly parts, a detailed easy to understand step-by-step instruction manual & learning material which explain how this lock functions. It's a great STEM educational DIY toy for kids and a very good option to gift or birthday return gifts on the occasion of a birthday or at children's events. Made in India with lots of Creativity, Care & Love.