The coauthor of several books that included information on flexagons--including BUILD YOUR OWN POLYHEDRA and A MATHEMATICAL TAPESTRY recently passed away. One...
http://www.origami-cdo.it/modelli/calendariorigami.htm This is a cross post from the Origami list. Too bad my color printer need ink! It is a colorful...
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Kathy Knapp
kathyknapp2003
Nov 27, 2010 5:15 am
I'm writing this with tears in my eyes, I came down here to London, United Kingdom for a short vacation unfortunately I was mugged at the park on my way to...
726
Les Pook
toppingleslie
Nov 28, 2010 1:19 am
Peter Hilton and Jean Pederson. Illustrated by Sylvie Donmoyer. A mathematical tapestry. Cambridge: Cambridge University Press, 2010. The authors have...
727
Les Pook
toppingleslie
Dec 14, 2010 7:01 pm
Traditionally, the leaves used to construct flexagons are flat convex polygons that are hinged together in a band. The leaves are often regarded as rigid,...
728
discombobyoulater
discombobyou...
Dec 15, 2010 8:07 pm
Howdy, My annual puzzle card involves a flexagon this year: http://www.bumblebeagle.org/xmas2010/index.html Not particularly sophisticated from a flexagon...
729
Ann
annschwartz101
Dec 20, 2010 4:10 am
Wishing everyone in this group a wonderful holiday season and the best of everything in 2011. Keep folding and flexing, Ann Schwartz...
730
Les Pook
toppingleslie
Dec 21, 2010 4:01 am
Season's Greetings everyone. Snap flexagons are a family of star shaped flexagons that didn't make it into 'Serious Fun with Flexagons'. They are described in...
731
discombobyoulater
discombobyou...
Dec 22, 2010 1:43 am
Les, I'm having some trouble understanding how to accomplish the over-centre flex indicated at the bottom of page 2 and top of page 3. Every time I attempt it...
732
Les Pook
toppingleslie
Jan 8, 2011 4:56 am
Bob I haven't got any videos. When you get the flexagon looking like Figure 4(b) fasten the pats together with paper clips. This should let you complete the...
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Les Pook
toppingleslie
Apr 23, 2011 5:07 pm
A substantially cheaper paperback edition of 'Serious fun with flexagons. A compendium and guide.' is now available from Springer to people who have access,...
734
Scott Sherman
loki3s
Aug 23, 2011 3:05 pm
Awhile back I did a series on flexagons made from a variety of triangles. I figured next I would do some made out of various quadrilaterals. Naturally, the...
735
Kathy Knapp
kathyknapp2003
Aug 23, 2011 6:43 pm
Looks like fun. I'll have the local origami group give it a go in Oct. In September we will be folding new things that I learned at Centerfold Origami...
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Ann
annschwartz101
Aug 23, 2011 7:10 pm
As usual, some wonderful videos from Scott/Loki....
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Scott Sherman
loki3s
Aug 24, 2011 3:26 am
Feel free to use any of the templates on my site for your students. ________________________________ From: Kathy Knapp <ksknapp@...> To:...
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Kathy Knapp
kathyknapp2003
Aug 24, 2011 2:49 pm
Thank you. And the school will be willing then to make the color copies for me. Kathy Knapp, Peoria, Illinois, USA Do well your part today. - Juliette...
739
Les Pook
toppingleslie
Aug 24, 2011 11:25 pm
It's nice to see the Flexagon Lovers Group active again. The Martin Gardner Special Issue of 'The College Mathematics Journal' will be published in January...
740
Kathy Knapp
kathyknapp2003
Aug 25, 2011 2:59 am
How timely! Today I was looking at an article that was saved for me. It mentions Martin Gardner's article in Scientific American, in 1975, that was about...
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Ann
annschwartz101
Aug 25, 2011 3:02 am
What is the subject and title of your article? Do you know who wrote the other article and what it is about?...
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Bruce McLean
sir_roberttb...
Aug 25, 2011 2:04 pm
Actually there are 3 articles. The first one is the original by Martin Gardner. Ours is entitled *The V-flex, Triangle Orientation, and Catalan Numbers in...
743
Scott Sherman
loki3s
Aug 26, 2011 5:29 pm
Cool. I hadn't seen that before. Looks like that was originally done by Sebastien Perez Duarte. Here's a picture he made of it -...
744
toppingleslie
Aug 26, 2011 5:29 pm
The title of my article is 'From hexaflexagons to edge flexagons to point flexagons'. It's written as a short introduction to flexagons for mathematicians. I...
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Kathy Knapp
kathyknapp2003
Aug 26, 2011 7:41 pm
Yes, that is the way it looks, more like a 'real' one than the computer drawn. There may be more information in the newsletter, but all that I have is the...
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Les Pook
toppingleslie
Aug 27, 2011 6:51 pm
It is permissible to post my forthcoming article in the Martin Gardner Special Issue online, provided that copyright is acknowledged. I will post it on the...
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Scott Sherman
loki3s
Aug 30, 2011 4:39 pm
Next in the series is the kite hexaflexagon. You can watch the video at http://www.youtube.com/watch?v=_z-XUxN5TlQ and find the template and more information...
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Kathy Knapp
kathyknapp2003
Aug 30, 2011 6:57 pm
 On the video, at time stamp 1:38-1:40, what did you do to connect the edges of the #1s? Aren't usually two white sides glued together? You did say it...
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leslie cefali
ljcefali
Aug 31, 2011 1:33 pm
Tape.......
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Scott Sherman
loki3s
Aug 31, 2011 1:33 pm
What I didn't show was that I had already put tape on one leaf. Once I was done folding, I simply used that tape to connect the two ends together. If you...
751
Kathy Knapp
kathyknapp2003
Sep 12, 2011 9:09 pm
Thanks! It did seem you were pressing, but like aligning the edges was all that I could see.  Kathy Knapp, Peoria, Illinois, USA Do well your part today. -...
