A Google a Day VS Open Source Physics

Trivia Crack - Produced by Etermax, Trivia Crack lets players answer trivia questions and compete against other people on mobile devices.

Algodoo - Algodoo is a 2D simulator freeware product designed as a physics learning tool. It was originally created by Emil Emerfeldt as part of his master’s thesis in 2008. Read more about Algodoo.

QuizUp - QuizUp gives you the opportunity to test your trivia skills against friends and strangers throughout the world.

Step - Step is an open-source two-dimensional physics simulation engine (KDE).

Akinator - Akinator is an entertainment app that acts like a digital genie that can read your mind. The game will ask you a few questions about the character you have chosen, and it will attempt to guess the character from your provided answers.

Khimera - Khimera is a chemical kinetics simulation software tool developed by Kintech Lab.