About the product
- Build and configure a digital lock to create the most secure coin bank ever.
- Learn how to wire a circuit and install an alarm buzzer for maximum security.
- Challenge friends to bypass the buzzer and crack the lock if they can.
- Detailed assembly instructions included.
- Recommended for ages 8 years and up.
- Challenge your child's imagination with 4M toys and kits.
- 4M educational toys cover a wide range of educational subjects and include science kits, arts and crafts kits, robotics kits, and more.
- 4M offers a wide range of toys and kits to let you build a clock, crochet a placemat, or turn your room into a planetarium--all in the name of making learning fun.
- Build your own super secure money safe
- Learn about lock structure and connecting wire circuitry
- Includes detailed instructions
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