Einstein's secret book is an app that reviews the events of the life of Albert Einstein, as well as his achievements as a scientist The book is divided in several chapters and each one of them covers a different topic. You will be faced with different tests that will challenge your knowledge in music, geography, the universe, famous inventors... as well as your logic, dexterity, memory... A set of tests, where you will have to use all your potential to complete the book. The user will also le