bookmarks for May 21st, 2012

• Layering Personal Learning Environments – – (ple )
• [toread] Wikipedia in the Classroom | NiCHE – Network in Canadian History & Environment – – (wikipedia education fyw techwriting )
• Tree of Codes by Jonathan Safran Foer – review | Books | The Guardian – Guardian provides a solid ov if the context and origin of the work – (DigitalHumanities DH literature reading artifact )