Do you have students that wildly guess at answers? This is a strategy that I use with my students to get them to defend their answers and well as teach them deductive reasoning skills. Click the image to access this free critical thinking strategy resource.
Math Coach's Corner: Powerful Formative Assessment Routine. Check out this simple, yet powerful, formative assessment strategy called My Favorite No. Great video showing the strategy in action as well as a link to a resource for identifying common math misconceptions.