• We’ve added the final chapters, Chapter 11 and Chapter 20 to complete all the sample games for the book.

• We’ve fixed errata reported in the forum for this book by our hands on readers.

We’ve added two new chapters, Chapter 18, Project: Cave Puzzle, and Chapter 19, Multi-Level Game

We’ve fixed errata reported in the forum for this book by our hands-on readers. We are also beginning to use the word “avatar” consistently to refer to our player object throughout the chapters.

• We’ve added a new chapter, Chapter 17, Learning About JavaScript Objects.

• We’ve fixed errata reported in the forum for this book by our hands-on readers.

Initial beta release.