This project undertook to research the use of the Learning Activity Management System (LAMS) online learning environment to teach a collaborative unit involving three classes in two primary schools. There has been much research on collaborative learning at various levels of the school sector (e.g., Brown & Thomson, 2000; Holloway, 2003; Holmes, 2003; Holzer, 2004; Lourdusamy, Myint, & Sipusic, 2003; Peel & Shortland, 2004; Whatley & Bell, 2003). However, the use of online environments for collaborative work is a new and largely under-researched area for primary school teachers, as most studies in this area have involved the secondary or tertiary sector (Chih-Hsiung & Correy, 2003; Hakkinen, 2003; Hron & Friedrich, 2003;