A free program for Android, by Scholarr.

Are you a science buff? Or, do you just want to learn something new? Science Quiz Master is a free, educational, and entertaining app where you can learn the most interesting scientific facts. It’s like having a personal science tutor, except that you can take as many quizzes as you want. With over 500,000 questions, you’ll learn more about science than you ever expected.

How to play?

The game is easy to play. Choose a category, and then tap on the question you want to answer. Tap on the – Get Hints – button if you need a little help. If you are stuck on a question, you can tap on the – Create Your Own Quiz – button to create your own quiz.