Here are some useful guides and resources to help you make the best of iPad in your teaching. Enjoy
1- Teacher’s Guide to The Use of iPads in Education
2- 8 Free Resources on The Use of iPads in Education
3- A Free Comprehensive Guide to iPad Apps Evaluation
4- A Quick Guide on Bloom’s Taxonomy Apps for iPad
5- Teacher’s Guide to The Use of Google Docs in The iPad
6- A Simple Guide on how to Create eBooks on iPads Using iBook Author
7- Using iPads to Enhance Students Reading Skills
8- Professional Development Apps for iPad
9- The Use of iPad Apps to Develop Students Creativity
Here are more resources from zdnet compiled by Charlie Osborn:
1.) iPads for learning: Getting started