The online suite of PDFMerge, PDFSplit, and PDFRotate (plus a few others) are some of the most practical tools you will ever use as a teacher. Click on each link below, then follow the video directions to practice using these simple tools.
Note: Each video has a Chrome version and Internet Explorer version (the saving process is different based on your browser), so please make sure you select the one that matches the browser you are using.