Peer interactions can greatly benefit a student's understanding of mathematical concepts. To facilitate peer collaboration based on differentiated needs, teachers should pair students carefully, model effective ways to interact, provide students with relevant tools, and offer specific advice. Struggling students may find it especially helpful to interact with peers who can provide explanations, clarify a process, and ask and answer questions. This give and take involves listening, speaking, writing, creating visual representations, and using virtual and physical manipulatives.