Here's the beautiful five-sided Polypanel you've been searching for your whole life without even knowing it!
Fusion360 File : https://a360.co/2UuCe3t (just tag this model if you remix!)
*05/11/19 Update* Several variations where the wrong size (old versions). Replaced models so they're now all up to standard. Sorry for any inconvenience!
What are Polypanels?
"Welcome to the world of Polypanels, a system of snap together parts that let you build whatever you want! It’s an open-ended, open-source construction toy for making functional things, harnessing the power of 3D printing and the community to make it truly limitless."
Intro to Polypanels