Flexagons with Ann Schwartz: 01 - Trihexaflexagon
Channel: מתמטיקה ומדע בהתכתבות
Date: 2015-10-20

Demonstration of: net, folding, pinch flex.
File Download: ‪https://drive.google.com/file/d/0ByVafuS-TEcBYU1TeGZTejZZNUE/view?usp=sharing‬
Acknowledgments: Flexagon expert Ann Schwartz, NY
Davidson Institute: Yossi Elran, Judith Golan, Tzila Biterman, Hofit Kindil, Yifat Adler, Elee Shimshoni