Go to the library catalogue:
Enter what type of book you want to find in the search box. See image below.
Remember to select "Type" and change it to "Easy Reading Book"
If you have an author or title of a book that you want to read, you can search for that too!
You will get a list of results:
If you click on the title of the book (the green hyperlink), you will find out more details about the book like how long it is.