Frogger is an arcade game introduced in 1981. It was developed by Konami, and licensed for worldwide distribution by Sega/Gremlin. The object of the game is to direct frogs to their homes one by one. To do this, each frog must avoid cars while crossing a busy road and navigate a river full of hazards. Skillful players may obtain some bonuses along the way. The game is regarded as a classic from the golden age of video arcade games and was noted for its novel gameplay and theme. It was also an early example of dual-core processing, using two Z80 processors. Frogger is still popular and versions can be found on many Internet game sites.
The player starts with three, five, or seven frogs (lives). The player guides a frog which starts at the bottom of the screen. The lower half of the screen contains a road with motor vehicles, which in various versions include cars, trucks, buses, dune buggies, bulldozers, vans, taxis, bicyclists, and/or motorcycles, speeding along it horizontally. The upper half of the screen consists of a river with logs, crocodiles, and turtles, all moving horizontally across the screen. The very top of the screen contains five "frog homes" which are the...