This document provides instructions for students on how to use the Celly application for collaboration in educational settings. It describes Celly as a mobile application that allows safe communication through "cells" and explains how students can set up an account, choose an avatar, join classroom cells, access polls and quizzes assigned by instructors, and take a sample quiz over the materials in the presentation. Students are instructed to bring their mobile devices to class as Celly will be used for various collaborative activities.