Hack to school night

Dr. Prestons class is where u can share your thoughts about what you think. The easiest part of this class is all you have to do is post about what he talks about thought the period. Hardest part of the class is keeping your blog up to date. By that i mean to make sure your blog has everything in.Ive learned so many things in these past 3 weeks and its honestly amazing what he can teach you. My biggest question was if there are more planets than the ones we know about