Here are the Happy Hour books
The books are available from: http://afcresources.org/contents/en-us/d111.html
It is best to study them in the following order:
Important note: in order to be able to read the Pinyin in each file, first install the Pintone font into your computer.
Parts of Speech: an explanation can be found on a separate page.
If you spot any mistakes or have any questions, please email: happyhourbooks@gmail.com