Polleverywhere is an amazing tool to use in the classroom and works on any device. However, in the past, it was difficult to create and disseminate polls from the iPad. This blog posts describes the new Mobile Presenter tool.
This note taking app includes multiple pen and highlighter tools and functions much like a paper notebook. For $5.99, it offers a lot of organizational and editing tools. Additionally, Noteshelf exports notes as PDF or image files to either Evernote or Dropbox.
This could be the best $.99 spent on an app. Tools 4 Students includes 25 graphic organizers that can be annotated in the app and then shared via email.
This team of teachers from the National Teacher's Academy did an excellent presentation at the EdTechTeacher iPad Summit. This site lists some of their favorite tools, apps, and sites.
Great set of video introductions to the ATEval2Go app - a tool for Assistive Technology evaluators to streamline the process of making evaluations and recommendations.