We have just recently released a cool new app Notes in Contacts:
★★★ Introducing True or False? - Test your knowledge on thousands of questions about Sports, History, Arts, Geography, Science! Unlock achievements and compete on the online leaderboards!★★★
Link to Google Play Store:
https://play.google.com/store/apps/deta ... kis.tfgame
Available for Android.
I recommend you to download this free and awesome app.