Who Where What app for iPhone and iPad

4.4 ( 4284 ratings )

Games Entertainment Educational Puzzle
Developer: Helium Apps LLC

Free

Current version: 1.0, last update: 8 years ago
First release : 16 May 2013
App size: 7.19 Mb

Exercise your brain with this addictive and challenging puzzle game, based on a riddle penned by Albert Einstein as a boy. This brain teaser uses the same high-level thinking as Sudoku, and with trillions of possible solutions, no two games are the same.