I had a goal to have my students write more in math class this year, without making writing such a big deal. When students hear that they are writing in math, their responses range from disbelief to outright indignation. "Why are we writing in math?! This isn't English." So I try to sneak it in their when possible. I did this activity with my students at the end of the year--really the last few weeks of school, after STAAR testing was over. I was pleasantly surprised how engaged they were...