Charters and home-schoolers are bound to be on the frontier of digital textbook innovation.

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The big news from Apple this morning will come from their event in New York to discuss new developments in the digital textbook market.

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It's about a firefighter who can download the design of a burning building onto a handheld device, a student who can take classes with a digital textbook, or a patient who can have face-to-face video chats with her doctor.

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Finally, a new textbook store called iBooks 2, also a free app, will feature digital e-books for schools.

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For today's digital generation, it may prove a fresher approach to complex subject matter than the traditional textbook.

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