If you're looking for a quick and easy way to test your knowledge, try the famous game "Golden Version of the Encyclopedia" on Google Play. This app is free, contains a lot of questions and answers, and will help you learn a lot. You can download it and play it for free on your Android phone or tablet.

You can find the answers to many of the questions in this app, and if you're not sure about the answer, you can ask it to be verified by one of your friends via social media. You can also ask for help to other players via social media.