Check this excellent tutorial about creating Widgets for iBooks Author and iBooks 2, one of the coolest topics these days.

The ability to embed HTML5 & Javascript Widget within iBooks 2 is the best way to create really cool interactive iBooks.

This is the first of four articles on creating interactive widgets for iBooks Author and the iPad’s iBooks2.

Using DashCode to create an interactive widget (This article)

Creating an interactive widget without Dashcode

Creating a RemObjects SDK client widget

Creating a Data Abstract client widget (Coming soon!)

[Via RemObjects]