In Collaboard you can add documents like PDF, Excel, PowerPoint and Word.
To add documents to your canvas click in the left menu on "Doc". There you can upload documents or drag documents from you file system
Click on the document, then click on " download ".
You can navigate through the document with the arrows.
You can extract the current or multiple pages, they will be added as picture.
Click on the document, then click on " extract ".
Extract current page:
Extract pages, select the pages you want to extract
Click on the document, then click on " duplicate ".
Here you can decide which document you want to bring in front and which document you want to put in the back.
Go to the document menu and click on " arrange ".