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MyMiniFactory
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CGTrader
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Challenging 3D Printable Models
25-Piece Burr Puzzle Set with Box
Printables
Stephanie Cervi Design
6-Piece Interlocking 3D Puzzle
MakerWorld
3DE-Impressão
Chipherlock Cipherlock Vault Remix two toned
MakerWorld
Things By Wings
Retro TV (Puzzle Cube #1 - small fun challenging brainteaser)
$5.00
Printables
GlennovitS 3D
Sliding Square Puzzle (for laser marking) // 5x5
Thangs
Make Anything
Kraken Stack'in - a squid shaped party game!
MakerWorld
ashtree3d
SKEWBITS v2.0 Puzzle Game // Full Set w. Problems 001-050
12.99
Thangs
Make Anything
SKEWBITS v2.0 Puzzle Game // Preview Set
Thangs
Make Anything
SKEWBITS v2.0 Puzzle Game // Premium Set + Problems 001-010
Thangs
Make Anything
Force Field Puzzle 3x3 Solid Cube
Thangs
Make Anything
KWOB Puzzle // Rounded
Thangs
Make Anything
Ostomachion // Archimedes Puzzle
Thangs
Make Anything
Straight Escape // Sliding Puzzle
Thangs
Make Anything
Lockpick Puzzle 10
Thangs
Make Anything
the CHAIN // Twisting Marble Puzzle
Thangs
Make Anything
5x5 Puzzle Cube
Thangs
Make Anything
Cylinder Puzzle 3 - Mega
$12
MyMiniFactory
Jordan Dubois
Cube in a Container Puzzle 1
$6
MyMiniFactory
Jordan Dubois
Weird Twisty Vase
$0
MyMiniFactory
Allie Katz
The "Revolver" - One Colour Print version of this Challenging Revolving Puzzle
Thingiverse
muzz64
The "Revolver"... easy to print but challenging to solve!
Thingiverse
muzz64
Rubiks Void Cube
Thingiverse
Lochemage