Very cool. A simple thing you can do when they try to make an invalid spin is pop up "XYZ is not in the word list" on a brief toast. That'll make it easier to

Very cool. A simple thing you can do when they try to make an invalid spin is pop up "XYZ is not in the word list" on a brief toast. That'll make it easier to learn that you need to spin words, and that you have to click the first letter first.