Technology Integration Matrix with video examples for every topic and level of integration. Not iPad specific, but a great place to start when integrating technology.
PE teachers are often left out when it comes to technology integration. This is a great article full of suggested apps and links for integrating an iPad into a PE curriculum.
disclosure: I am the Director of Edcuational Technology at Mulgrave. This fall Mulgrave School in Vancouver, Canada, handed iPads to all the Grade 3 classes. Three weeks into the academic program and lead teachers on the project, Melanie Cannon and Shauna Ullman throw down one of the best uses of the iPad I've seen yet.
This is a "just-in-time" resource for preK-3rd grade teachers at Central School. These resources are aligned to NETS-T national standards and support the district's goals of technology integration and increased rigor in the classroom.
"Mobile Learning SIGSIGML is the ISTE special interest group that is an advocate for mobile learning worldwide, and promotes meaningful integration of mobile devices in teaching and learning in formal and informal learning environments." - from SIGML
In attempts to integrate mobile technology, educators are left to the mercy of app developers who or may or may not fully understand how imperative it is that our children become critical and creative thinkers.
I will highlight apps useful for developing higher order thinking skills
Apps that fit into the "remembering" stage improve the user's ability to define terms, identify facts, and recall and locate information.