Classroom layout has such a big impact on the students' experiences and learning in the classroom. Here are some the things I took into consideration when planning my classroom set up, along with the different arrangements and their pros and cons.
I like this a lot, except I'd be cautious about using "good" there. I know some anxious students who would feel like they were automatically bad at math because they couldn't do all that yet. Maybe "I have mastered the math concept when.