by Ian Green
QUBE Logistics CF Class puzzle, based on an original photo by Ian Green (photo copyright Ian Green -- used with permission). Photographed at Albion, Melbourne, Australia, August 25, 2022.
The "Easy" version of the puzzle has about 100 pieces, "Medium" has about 200 pieces, "Hard" is about 300 pieces. For the Online puzzles, see the Online Puzzle Tips.