Computational Diversions: Free Ideas

  • Michael Eisenberg
Computational Diversions

As I write this column, the holiday season is in full swing. It will (perhaps mercifully, from the perspective of the reader) be over by the time this is published; but the intent is nonetheless to make this particular diversion redolent with gift-giving cheer. So–just to get into the proper mood–you might want to trudge over to the closet; then fish out the twinkling lights, ornaments, menorah, little plastic reindeer, uneaten hideous fruitcake, or whatever, and set them around your reading table before proceeding any further.

In this column, I’m giving away free ideas. There’s a certain sense of regret in doing this: these are small-scale project ideas that I’ve hoarded away for a while, hoping to see them brought to fruition. Occasionally, I’ve tried to assign one or another of these as special projects to students, but without success. Now, I’ve reached the point at which my backlog of unaccomplished ideas is so vast that it’s hard for me to worry about questions of credit, or...


Laser Cutter Circular Region Project Idea Rough Sketch Golden Rectangle 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.



Thanks to Ann Eisenberg for creating the sketches for Figs. 1 and 2.


  1. Bennett, C., & Romig, J. (1994). The kids’ book of kaleidoscopes. New York: Workman Publishing.Google Scholar
  2. Newlin, G. (1995) Simple kaleidoscopes. Asheville, NC: Altamont Press. (Paperback edition published 1996 by Sterling Publishing Company, New York).Google Scholar

Copyright information

© Springer Science+Business Media B.V. 2011

Authors and Affiliations

  1. 1.University of ColoradoBoulderUSA

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