You will either get yes or no questions or type anwser questions, in chapter 2,3,4,5,6 and 7 the last question would be impossible it will say dkenekenn393+odndkdjej and it will be type to answer question it doesn't have correct anwser and if you type 31718 it will glitch out this world and teleport you to the world where bibi's bat is following you, if you get single question wrong Stu's eyes would turn from blue to red which means he will be angry and he won't appear in next chapters.