What you want to ask is what's the difference between a high school classroom and a painting classroom? The difference between avenue class and painting class lies in the difference of users. Because the high-graph classroom is an online learning product based on the high-graph knowledge engine, it is mainly for junior high school students in K 12 stage. Tu Tu Classroom is an interesting learning software for early childhood education. Tu Tu Classroom app covers different types of interactive teaching scenes and course resources, which allows you to study online easily and happily.