The California Open Source Textbook Project is a collaborative, public/private undertaking to address the high cost, content range, and shortages of K-12 textbooks in California
Inkling: "the worlds first end-to-end platform for mobile learning content" - build rich, interactive learning content to tablet devices like the iPad.
Questia School has over 15,000 full text online resources enhanced by research and productivity tools, lesson plans, staff training, 24 / 7 access. Possible exploration for CATE as a delivery partner
supported text/writing: Livescribe smartpens are awesome - these would be great Stepping Stones or National Center or Computer-based Study Strategies or National Writing Project material