calendar in a puzzle —

Founded calendar in a puzzle models & stl files for printing
Impossible DoveTail Box
DanielChernavsky
Puzzle Box
tmackay
Puzzle cube
KoolKole27
Puzzle for kitchen
BQEducacion
Cube Puzzle
stixpjr
5x5 Rubiks Cube
saulquinn
Puzzle Cube 20
luddethecoolibo
Mise en boite
Tatie Devouvres
Puzzle  Escher Cubes
Frank Cheung