This document discusses the use of wikis in the classroom and focuses on the educational wiki platform PBwiki. It defines what a wiki is, how they originated in Hawaii, and their usefulness for students and teachers. PBwiki is highlighted as it hosts many classroom wikis and allows easy creation of secure wikis for collaboration. Key features like multimedia, revisions, and access controls are noted. Wikis are concluded to be a fast, easy way to share information between teachers, students, and parents for engagement outside of class.