"For a limited time, the Kindle (e-book) version of Invent to Learn: Making, Tinkering, and Engineering in the Classroom http://amzn.to/1529LDo ; is FREE!
Read the book leading technology journalist Larry Magid called "the bible of the Maker Movement in schools".
From Wednesday, September 18 through Friday, September 20, 2013 the Kindle version of Invent to Learn will be free. (Start and end times are approximately midnight Pacific time.)
Don't delay, don't miss out! Three days only!"
Via John Evans