Jigsaws IT a puzzle game

Слайд 3

According to one version, John Spilsbury, a London cartographer and publisher, was

According to one version, John Spilsbury, a London cartographer and publisher, was
the first to invent puzzles around 1760. He made a fascinating puzzle - he sawed a black and white paper geographical map, previously glued on a wooden base, along the lines of the state borders. The map was asked to be reassembled.