Advent Calendar Brain Teaser Adventskalender Educational Stress-Relief Metal Puzzle Set Calendar for Christmas (Set of 24)

Material: Metal

Color: As shown

Features:
1. Premium material, strong and durable, it won't deform. Unlocks can only be done with intelligence, not through brute force.
2. This 24-piece educational and fun set, packaged in a Christmas gift box, is a perfect Christmas gift for children. Start by unlocking one each day in December, and they'll all be unlocked by Christmas.
3. While seemingly simple, the "Intelligence" button holds hidden secrets, making it fun and educational for even the most experienced. It helps boost children's mental and manual skills.

Product List: 24 "Intelligence" buttons