Colourful Semantics | London Speech Therapy. Haven't used this app yet, but it looks like it could be really helpful for expanding sentences.
One iPad for the class ideas. This is one of the better list of ideas I have seen.
McGraw-Hill Education Offers Free iPad Math Apps
1300 apps for education picked by educators
top 50 apps for kids: if our school ever gets an ipad
10 ipad apps for teaching kids to read. "the use of educational iPhone apps increased children's vocabulary acquisition by 31 percent within a span of just two weeks"
Reading Remedies ($0.99) Recommended Ages: 4-7, 8-10, 11-12 Diagnose areas of potential reading difficulty & support beginning readers with Reading Remedies! A quick and easy assessment you can conduct in each of six areas of literacy: rhyming, blending, segmentation, sight words, fluency, and word attack.
Apps for assessing reading
iPad app organizer for classrooms and teaching
Appitic - 1300 educational apps - click on link on right side (Guides and Stuff) to find organized lists (tabs at top of page - themes, bloom's taxonomy, ...)
iPad App | Handwriting Without Tears I really really want an ipad!
iPads in the Classroom: App Recommendations Galore! Good, extensive list...not just this fluency app.
24 EDUCATIONAL IPAD APPS FOR KIDS IN READING AND WRITING