NWT 4M Buzz Alarm Money Safe Kit, NEW

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.