solarray

I take my solar fountain out for a walk from time to time at farmers' markets and in the city squares. Around the fountain are posters ...

This is a demonstration model of a solar windowbox air heater. You can build it from a sheet of insulation board, some clear glass or plas...

I've been experimenting for over thirty years with geometric models. Recently, my collaborator and the man who introduced me to this wo...

This is a video Julie of Videosphere took December 2006 of Azisu, Nikita, Chaka, Werner, and Bud playing with a magnetic Quanta Cube, a cub...

I made these thirty second public service announcements for public access TV around 1991. They served as intro and outro to the videos of t...