the height of a building)
It is the surviving intelligent epicyclic gearwork that delivers the apparent speed of the moon
The game consists of a square base divided into 14 geometric pieces
or vice versa
The instrument could be used as a position locator at any given hour of the day
Archimedes' (O)stomachion the height of a building)The first puzzle in history It was a spiritual game, predecessor of the puzzle. It probably resulted from a mathematical problem of Archimedes, or vice versa. The game consists of a square base divided into 14 geometric pieces. The aim of the game was to reshape, in as many ways possible, using all the pieces, the square or (like tangram) some particular figures (e. g. a helmet, a goose in flight, a tower, a column, an elephant, a boar, a barking dog,