Kitsville Combination Lock Box DIY Kit – Wooden STEM Building Kit for Kids 8+

Build a wooden safe with a working combination lock. Kids assemble the dials and inner discs and see how the lock opens only when every disc lines up.

Key Features & Benefits

• Working Lock: A working combination lock that keeps small treasures safe.
• Mechanical Puzzle: Shows how rotating discs and gates work.
• No Batteries Needed: Fully mechanical.
• Screen-Free Learning: Hands-on building that builds problem-solving and focus.

Materials

• Pre-cut wooden pieces
• Hinges and hardware

Why Choose Kitsville

Kitsville makes hands-on DIY kits built mostly from pre-cut wooden pieces, so kids learn how everyday technology works by building it themselves. It's screen-free, build-and-keep play that turns curiosity into something they can hold.

Product Details

• Type: DIY STEM building kit
• Recommended age: 8+, per the brand
• Power: No power needed (mechanical)
• Includes: Parts and step-by-step instructions to build one model
• Contains small parts and is not suitable for children under 3. Adult help is recommended for younger builders.

Shipping

This product ships directly from Kitsville, the brand, rather than from our warehouse. Shipping directly from the source cuts out an extra shipping leg, which can mean a smaller shipping footprint and more efficient delivery.