The links below are to the fourth of several introductory, physical science courses I teach to mostly senior citizens through the auspices of the Penn State chapter of the Osher Lifelong Learning Institute (OLLI). 

Here I will post some of my pre-retirement writings for which I have evidence that there is still some demand. For now, heading that list, are the 1985 lectures delivered at the University of  Puerto Rico in Humacao.

Table of contents.pdf

A general statement about science.pdf

The links below are to the sixth of several introductory, physical science courses I teach to mostly senior citizens through the auspices of the Penn State chapter of the Osher Lifelong Learning Institute (OLLI). 

This course has five parts:

 TNC #1 2012 Rev PDF                             TNC #2 2012 Rev PDF     

The links below are to the fifth of several introductory, physical science courses I teach to mostly senior citizens through the auspices of the Penn State chapter of the Osher Lifelong Learning Institute (OLLI). 

The links below are to the third of several introductory, physical science courses I teach to mostly senior citizens through the auspices of the Penn State chapter of the Osher Lifelong Learning Institute (OLLI). 

Fourth part:  TPFEL, 4', PDF 10.pdf