The document outlines the objectives and tasks for lessons 3.1 and 3.2 of a CSCL course. For lesson 3.1, students are asked to formulate a personal hypothesis on CSCL, post it to a discussion board, provide peer reviews by commenting on others' posts, and collaborate to create a shared hypothesis by uploading a final draft. Lesson 3.2 involves using a peer evaluation tool to provide feedback on individual accountability and group performance.