Two Instructional Models That Teachers Can Use to Promote & Support Scientific Argumentation in the Biology Classroom

We describe two instructional techniques that science teachers can use to promote and support scientific argumentation inside the classroom. These techniques are designed to give students an opportunity to establish or validate a claim on the basis of reasons or to propose, support, evaluate, and refine a claim as part of a group. The description of the techniques includes two example lessons and suggestions for teachers.