• Turn your paper napkin ring into a Möbius strip next time you go out to dinner.

    Möbius Napkin Rings, Spherical Video - Duration: 79 seconds.

    • 3 years ago
    Ever wondered what a "hands focused" tutorial video would look like if you could see the whole scene? Learn how to make a mobius strip out of your napkin ring and find out!

    See more spherical vide...
    • CC
  • Non-denominational Circle Day for Pi and Tau Alike - Duration: 3 minutes, 10 seconds.

    • 3 years ago
    A new idea to finally end the Pi vs. Tau argument.

    - The campaign for a Non-denominational Circle Day
  • The crazy, bonus video addendum to yesterday's video on projections (http://youtu.be/zBFY6_RDPVs)

    Hair Tie 120-cell goes Boing! - Duration: 88 seconds.

    • 4 years ago
    Andrea Hawksley, Emily Eifler, and Vi Hart boing the 120-cell.

    See this video to learn more about the math behind the sculpture: http://youtu.be/zBFY6_RDPVs

    Read this blog post to learn more abo...
  • I might be projecting, but you're kind of hyper...dodecahedral - Duration: 3 minutes, 54 seconds.

    • 4 years ago
    The 120-cell is my favorite polychoron, but what does that mean and why does it look like a giant, colorful spider web?

    Learn more about the actual (non-spider-related process of creating the hair...
  • I apparently felt a sudden need to sleep deprive myself greatly in order to make a response to yesterday's Math Awareness month post: http://www.mathaware.org/mam/2014/calendar/braids.html

    Tricksy Braiding - Duration: 2 minutes, 30 seconds.

    • 4 years ago
    April is Math Awareness month, and mathaware.org is publishing a math video a day. The video for April 2nd is by James Tanton on "Magic Braids". He shows how to make a 3 strand magic braid, but wha...
  • I was making a blog post for Pi day and somehow Vi rubbed off on me and it turned into a video.

    Why can't Pi and Tau be friends? - Duration: 2 minutes, 17 seconds.

    • 4 years ago
    All this arguing over which circle constant is "right" is ridiculous. Let's stop arguing and just celebrate awesomeness.

    - the campaign for no more anti-Pi or anti-Tau propaganda
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