Discovery Education is a great resource for educators, with assessment tools, streaming videos, TechBooks (online, interactive "textbooks") and much more. But not every district subscribes to their paid products. This is a list of 25 (and some bonus) free resources for educators from Discovery Education.
APPitic is a directory of apps for education by Apple Distinguished Educators (ADEs) to help you transform teaching and learning. These apps have been tested in a variety of different grade levels, instructional strategies and classroom settings.
Australian technology company compiled a small list of useful tips, tricks, apps, and resources geared toward Special Education teachers using iPads (most items are usable with either iPad 1 or 2)
Great resource for Smartboard-ready demonstrations. Most reousrces are Flash-based so they wont run on an iPAd put they will run via a Smartboard and cover a wide range of math topics.
80 apps for learning a number of different languages: everything from Chinese to sign language! A few of the apps come in multiple language variations so if you find one you like in a given language, keep scrolling to see if there are other versions.