Water + Water = Lake
Lake + Lake = Ocean
Earth + Earth = Mountain
Mountain + Earth = Volcano
Ocean + Earth = Island
Island + Island = Continent
Continent + Ocean = World
Fire + Water = Steam
Steam + Fire = Engine
Engine + World = Machine
Machine + Human = Worker
Worker + Machine = Factory
Factory + World = Industry
Industry + Human = Game
Game + Computer = Video Game
Computer + Electricity = Technology
Technology + Game = Video Game
Video Game + Human = Gamer
Video Game + Internet = Online Game
Video Game + Console = Console Game