topics

• Pascal's triangle and Sierpinsky's triangle
  Colour the numbers using exponent of 2 as the determiner of the colour
  • the first 16 rows of Pascal's triangle with numbers (eps) or (view it)
  • the first 128 rows without numbers
  • Sierpinsky's triangle (eps) or (view it)
  • Sierpinsky's triangle with some colour
  • Check out Peter Borwein's Pascal's Triangle: an interactive tool
• a wooden puzzle that I want my dad to build for me. It's made with 6 indentical pieces that come impossibly together.
• a table surface idea that might be neet for a few different surfaces.
• A handout to make a Penrose tiling (eps) like this Here are some hand draw diagrams that could help putting these things together: all possible tile meetings (gif) and some forcing situtations (the shaded tiles are what you have and the unshaded tiles are the only fits)(gif)
• The amazing Grace Tool -- Graphical Ruler and Compass Editor. (by Joe Warren, Rice University)
• Go to Platonic and Archimedean Solids and see shapes
• Go to Odd Balls and see some (perhaps) puzzling non-Archimdean solids.
• Go to Shapes Galore and see things like this shape
  

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