G4G15 Landing Page

Welcome G4G15 friends! I'm so glad you stopped by.


If you are interested in seeing more of the lamps I had at my sales table, as well as sculptures and wall art, simply browse the Shop menu above, or follow these links:



Wall Art

Hands-On Workshop Answers Resources

If you are looking for the worksheets, answers to questions, and other resources from my Hnads-On Workshop ("Pentadecagram Night Light") workshop, here they are!

PDF Downloads

Handout 1: Constructing Regular Stars

Handout 2: Pentadecagram Worksheet

Answers to Worksheet Questions

Laser Cutting Resources

I cut the materials for the workshop using the Mylar sheets linked below on a Glowforge Pro laser cutter. You may need to modify the SVG file to work with your particular laser cutter. NOTE: PLEASE be sure to vent properly - the fumes from melting Mylar are almost certinaly bad to breathe!!

The SVG files I used to laser cut the sheets in the workshop:

Coming soon - forgot to bring the files with me to Atlanta! :-) 

  • 15/4 stars on faces
  • 15/5 stars on faces
  • 15/6 stars on faces
  • 15/7 stars on faces

The Mylar sheets I used:

Construction of a 15-gon using Compass and Straightedge

I hope to publish my own instructions for this construction wchih explain WHY the construction works, but in the meantime, here are two YouTube videos that you can follow along with if you'd like to give it a try:

Construction video 1 - longer, more detailed, easier to follow

Construction video 2 - minimizes steps, very efficient, but more "mysterious"