There are many resources for UD, I found the following websites to be the most informative and resourceful.

BC UDL Project Wiki

CAST: Center for Applied Special Technology

Created with CAST's UDL Book Builder
CAST would like to thank Texthelp Inc. for use of the SpeechStream toolbar

Select this then click anywhere in the book to start reading text Speak the current selection Stops speech playback Double-click a word in the book and click this icon to translate the word into Spanish