====== Factory Balls ====== Bart Bonte. https://www.bontegames.com/2007/10/new-bonte-game-factory-balls.html Played on Kongregate. A game about reverse-engineering an algorithm from a series of possible transformations and an output. https://www.mathplayground.com/logic_factoryballs.html {{tag>videogame played "released in 2007" "played on PC"}}