Use the left and right arrows 〈 〉to turn the pages. Your cursor placed on a page changes to a magnifying glass, a question mark ?, or other. Click on a page and it opens magnified in a window. In this window, the cursor changes to cross, clique and maintain your mouse to move the page for reading. Or use your mouse wheel to scroll vertically. Click the (X) in the upper right to close the Magnifier window and continue to navigate through the book.