3D Wooden Puzzle, Calendar & Clock Model Kit for Adults to Build - Time Engine Calendar (10pcs a carton)

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UNIQUE MODEL KIT: This mechnical 3d puzzle model kit is a 3D wood puzzle and the final product is a real working Time Engine Calendar, pretty cool. Bought to give as a puzzle, ended up on the shelf for a Time Engine Calendar. Win-Win. 

FUNCTIONAL & STYLISH: Super attractive Calendar, Built-in classical metal pocket watch, double Gear Rotation Calendar, Day, Week, Month can be adjusted. 

FUN MODEL TO BUILD: Challenging and fun enough for adults or teens but not to complicated, all the pieces fit well and just a bit of critical thinking needed.

PERFECT GIFT: Create unforgettable times of working together on calendar 3D wooden puzzle for adults teens kids between you and your kids. A super awesome bond, great family ties. Wonderful gifts for Adults, Teens, family, friends or yourself at any occasions like birthday or anniversary.

Everything in this DIY miniature kit is disassembled. Recommended Ages 14+. Assembly time 3.5+ hours.