555-BOOM! is a puzzle game and electromechanical sandbox.This is a game involving telephones, relays, rotary switches, electrical and other things that make Nice humming and clicking noise. As well as challenge you to solve the puzzle, you can also use the editor integrated global levels to create new puzzles for yourself and others, or just for fun and have fun with parts.This the game was developed from my PyWeek 5 Game Programming Contest entry. Since the final presentation of the competition, I belong, added more levels, added a small capacity of savings and significantly improved the level editor. Requirements: Python pygame-· What's new in this version: [read full changelog] Fixed a bug causing the level editor to crash if you tried to modify an object with no properties. · Also built a set of distributions corresponding platform.