Here are couple more good reviews of out HTML5 Canvas book.
From Wonderoile
“…overall I can recommend this book to every developer who wants to be creative with the web. This book provides a solid path for developing Canvas games/ applications with a solid performance.”
From All Things Mat:
“…I felt this book was a great introduction and foundation into getting started with HTML5. It’s loaded with lots of examples and serves as a great point of reference to anyone looking into HTML5 development ”