Know-it-all - The Multiplayer Guessing Game Know-it-all is the guessing game for your game night. Estimate facts about a wide range of themes like world records, history, curiosities, 2000s or medicine and show your friends who knows it all! In this funny and varied guessing game you have to estimate different aspects and hopefully for you, a bit better than your opponents ;) - How to connect? At the beginning one of you creates a game. Choose as many sets as you like and decide how many roun