PLATO PUZZLES HIGHER DIFFICULTY JIGSAWS Currently – as at September, 2018, we are making all our puzzles in 3mm MDF Timber, at standard A4 or A3 size final sizes. So at 42cms x 29.7cms, the jigsaws are not large . . .  BUT we are very high quality saw cutters, and as a result we … Continue reading Adult wooden Jigsaw Puzzles