527 model
FreeBrainteaser - Puzzle
Printables
FreeBrainteaser - "Wooden" 3D Cube Puzzle
Cults3D
FreePin in Block (Brainteaser)
Printables
FreeApple Pi Brainteaser
Printables
FreeBeating Around the Bush Brainteaser
Printables
FreeTriple Helix Puzzle (6 piece brainteaser + fidget)
Printables
FreePuzzle Cube #1 (small fun and challenging brainteaser)
Printables
FreeMagic Square Puzzle - Make Every Line Add Up to 15, No Supports (OpenSCAD)
Printables
FreeTwo-Piece Pyramid Puzzle - Make a Tetrahedron from Two Identical Pieces, No Supports (OpenSCAD)
Printables
FreeTricky Coaster
Printables
FreeDIY Disentanglement Puzzle
MyMiniFactory
FreeRing on a Stick Puzzle
MyMiniFactory
FreeTower of Hanoi – 3D Printable Logic Puzzle
MyMiniFactory
FreeImpossible Object Optical Illusion Sculpture
Printables
FreeWallArt - Rubik’s Cube
Printables
FreeDisentanglement Puzzle
MyMiniFactory
FreeFunny chicken meme sign (no CFS or AMS)
Printables
FreeMagic Octagon
Printables
Free🧩3x3 Rubik's Cube🧩
Cults3D
FreePHIL - a cube puzzle
Printables
FreeSorty Towers Free
MyMiniFactory
FreeMagic Octagon Illusion Coin: Two-Colour Arrow Flip Trick with Flush Inlay
Printables
FreeBurr Puzzle
Printables
FreeModular Marble Circuit
Printables
FreeSoma Cube Puzzle - 7 Piece 3D Brain Teaser, Classic Cube Puzzle
Printables
FreeCathedral Game – Modern 3D Printed Tactical Board Game
Printables
FreeTris (tic-tac-toe)
Printables
FreeHexagon Puzzle Sorting Game
Printables
FreeMultigame box
Printables
FreeDisentanglement Puzzle
MyMiniFactory
FreeIQ Tester
Printables
FreeChess set for travel
Printables
FreeQuoridor Board Game
Printables
Free15-Piece Packing Puzzle – 3D Printed Brain Teaser
Printables
FreeCube 3x3 Interlocking Puzzle
Printables
FreeCube 2x2 Interlocking Puzzle
Printables
Free15-Tile Sliding Puzzle (tray and numbered tiles, one plate)
Printables
FreeEdge Matching Puzzle - Nine Tiles, One Answer, Dots Meet Rings, No Supports (OpenSCAD)
Printables
FreeFour Cubes Puzzle - Stack Four Symbol Cubes So Every Side Shows All Four, No Supports (OpenSCAD)
Printables
FreeDouble Tetromino Puzzle - Fit Two Sets of Tetrominoes in an 8 x 5 Tray, No Supports (OpenSCAD)
Printables
FreeCube Packing Puzzle - Fit Nine Pieces into the 3 x 3 x 3 Box, No Supports (OpenSCAD)
Printables
FreeTraffic Jam Sliding Puzzle - 6 x 6 Parking Lot Puzzle with 13 Vehicles, No Supports (OpenSCAD)
Printables
FreeTriangle Peg Game - Classic 15-Hole Jumping Peg Puzzle, No Supports (OpenSCAD)
Printables
FreeKlotski Sliding Block Puzzle - Classic 10 Block Puzzle with Tray, 81-Move Start, No Supports (OpenSCAD)
Printables
FreeT Puzzle - Four Pieces Make a Capital T, Classic Style Brain Teaser with 45-Degree Cuts, No Supports (OpenSCAD)
Printables
FreeSliding 15 Puzzle - Classic 4x4 Number Slide Puzzle with Tray and Raised Numbers, No Supports (OpenSCAD)
Printables
FreePeg Solitaire - Classic English 33 Hole Board with 32 Pegs, Brain Teaser, No Supports (OpenSCAD)
Printables
FreePentomino Puzzle - 12 Pieces and 6x10 Tray, 2339 Solutions, Brain Teaser, No Supports (OpenSCAD)
Printables