Oh, this Russian language! You teach him, you learn, you cram the rules, but mistakes still come out! How to get rid of them? And it’s very simple: you need to play the rules about stressed and unstressed vowels, unpronounceable consonants, zhi-shi and cha-cha. Irina Tokmakova came up with this game for younger students. And it turns out that it is not at all difficult to recognize `dangerous` places in words and overcome them.