Charles Darrow into smaller sets, sold in black cardboard boxes, with boards sold separately from the sets. After Darrow started to take orders from other Philadelphia department stores, Parker Brothers reconsidered. Parker Brothers negotiated the rights from Darrow to produce the game in large scale. Darrow sought and received on the game in 1935, which Parker Brothers acquired. Within a year, 20,000 sets of the game were being produced every week. "Monopoly" ended up being the best-selling board game in America that year, and it made Darrow the first millionaire game designer in history. Darrow was later promoted as the sole inventor
Hex (board game) marketed as a board game in Denmark under the name Con-tac-tix, and Parker Brothers marketed a version of it in 1952 called Hex; they are no longer in production. Hex can also be played with paper and pencil on hexagonally ruled graph paper. Hex-related research is current in the areas of topology, graph and matroid theory, combinatorics, game theory and computer heuristics. Hex is a connection game, and can be classified as a Maker-Breaker game, a particular type of positional game. The game can never end in a draw (tie), in other words, Hex is also a "determined game". Hex