adaptsites

This plugin adds a page template that when selected shows how the page will print on 8.5 inch by 11 inch paper. The page breaks are shown and you can use a page builder like Elementor to visually style your page for printing then print to PDF to turn your website content into books and ebooks.

Paper

Format your web pages for printing. This plugin adds a page template that when selected, shows page breaks and print formatting.

Luis Rock

Based on jQuery Paper Collapse Plugin, by Alexander Rühle, this WordPress plugin allows you to create toggles in format of collapsible paper cards, inspired by Google Material Design.
You can even use FA icons on your toggles.
Install and basic usage video: 
https://www.youtube.com/watch?v=6h_TpRY_JCc
Titles, icons and content: 
https://www.youtube.com/watch?v=aAk9ER-Wc28
Shortcode attributes: title, icon, color

Master Paper Collapse Toggle

Allows you to create toggles in format of collapsible paper cards, inspired by Google Material Design.

Paper vs Master Paper Collapse Toggle