Looking at iPad integration. Making the full use of iPads means not only looking for content apps just for one subject area, but finding apps that can adapt to what you want/need. Don't think of it as a replacement to a laptop, because it promote active learning due to its tactile nature.
"Three Ring unlocks the power of your mobile phone or iPad. Now it's easy for teachers and students to document evidence from the classroom. Capture anything, regardless of format, in just seconds.
Take a picture of any paper, drawing, or board work.
Record presentations or discussions with audio or video.
Students can upload their own work from any mobile device or computer."