Gummy Stuff Archive of Financial Spreadsheets and Tutorials

Gummy Stuff is a large number of financial spreadsheets and tutorials created by Peter Ponzo after he retired from the University of Waterloo.

An archive of the information he created can be found at - https://www.financialwisdomforum.org/gummy-stuff/gummy_stuff.htm
 
A modern version of his tutorial list can be found at - https://www.financialwisdomforum.org/gummy-stuff-tutorials/

Gummy Stuff is a great resource for financial information and valuable spreadsheet resource.  It is all free!  I urge people to check it out.