Thingiverse
MakerWorld
MyMiniFactory
Printables
Thangs
Cults
CGTrader
Youmagine
Gambody
Etsy
Tags
Puzzle Gift 3D Printable Models
Sudoku Magnetic Fridge Game (with 30 free puzzles)
MakerWorld
speeedydan
puzzle unicorn (editable name)
MakerWorld
Lilex
Gift Box #13
Thangs
3dprintingworld
Puzzle Maze with knurled style.
MakerWorld
3DPrintCraft
Wine Bottle Cryptex
MakerWorld
Chickenbisket