The powerpoints below allow you to build your own presentation, pulling just the slides you need. The Project Tasks spreadsheet is useful for demonstrating creation of an application from a spreadsheet together with Interactive Report functionality.
Overview presentation used to introduce Application Express
Presentation covering the new features in Application Express 4.2
Presentation on building mobile applications with Application Express 4.2
Presentation on designing reponsive web applications with Application Express.
Presentation on architecture, instance administration, manging environments / deployments, and tuning / performance
Presentation on RESTful Web Services and how they can be utilized within Application Express.
Presentation on accessibility and how to build accessible applications with Application Express.