The document discusses the top 5 free apps for use in secondary classrooms: Socrative Student Response for student polling and feedback; Skitch for annotating screenshots; Screenchomp for capturing and annotating screenshots; iBrainstorm for virtual brainstorming; and Qwiki as a bonus app. It provides links for Socrative and an example use of Screenchomp. The summary captures the main topic and purpose of the document in 3 sentences.