1. Vi Hart's Guide to Comments

  2. Sphereflakes

  3. Snowflakes, Starflakes, and Swirlflakes

  4. Thanksgiving Turduckenen-duckenen

  5. Borromean Onion Rings

  6. Green Bean Matherole

  7. Optimal Potatoes

  8. Scary Sierpinski Skull Time

  9. Flex Mex

  10. Hexaflexagon Safety Guide

  11. Hexaflexagons 2

  12. Hexaflexagons

  13. Doodling in Math Class: Connecting Dots

  14. Dialogue for 2

  15. They Became What They Beheld: Medium, Message, Youtubery

  16. How To Make A Video About How To Make A Video About How To Make A Video About How To Make a Video...

  17. Sonnet on a Higgs-Like Particle

  18. A Song About A Circle Constant

  19. What was up with Pythagoras?

  20. Doodle Music

  21. Rhapsody on the Proof of Pi = 4

  22. Why Every Proof that .999... = 1 is Wrong

  23. 9.999... reasons that .999... = 1

  24. Two Non-Repeating Non-Normal Numbers (re: Pi and Shakespeare)

  25. Are Shakespeare's Plays Encoded within Pi?

  26. Fractal Fractions

  27. Wau: The Most Amazing, Ancient, and Singular Number

  28. Math Improv: Fruit by the Foot

  29. Angle-a-trons

  30. Open Letter to Nickelodeon, Re: SpongeBob's Pineapple under the Sea

  31. Doodling in Math: Spirals, Fibonacci, and Being a Plant [Part 3 of 3]

  32. Doodling in Math Class: Spirals, Fibonacci, and Being a Plant [2 of 3]

  33. Announcement: Vi Hart and Khan Academy Join Forces!

  34. Doodling in Math: Spirals, Fibonacci, and Being a Plant [1 of 3]

  35. Doodling in Math Class: Triangle Party

  36. Low-Frequency Blues

  37. What is up with Noises? (The Science and Mathematics of Sound, Frequency, and Pitch)

  38. Doodling in Math Class: Squiggle Inception

  39. Origami Proof of the Pythagorean Theorem

  40. Stop-Motion Sillyband Fight

  41. Re: Visual Multiplication and 48/2(9+3)

  42. Binary Hand Dance

  43. Oh No, Pi Politics Again

  44. Pi Is (still) Wrong.

  45. How To Snakes

  46. Hourglass Racing

  47. Wind and Mr. Ug

  48. Snow Day: You're a Linkage!

  49. Hyperbolic Planes Take Off!

  50. The Gauss Christmath Special

  51. Doodling in Math: Sick Number Games

  52. How to eat Candy Buttons like a Recreational Mathemusician

  53. Doodling in Math Class: Infinity Elephants

  54. Doodling in Math Class: Snakes + Graphs

  55. Doodling in Math Class: Stars

  56. Doodling in Math Class: Binary Trees

  57. Burning Paper Instruments - Last Quintet

  58. Harry Potter Septet: Filth, Mudbloods, Scum!

  59. Pachelbel's Music Box Canon in D

  60. Möbius Music Box

  61. Harry Potter Septet: His Eyes are as Green as a Fresh Pickled Toad

  62. The Sound of Paper: Paper Didgeriduel

  63. The Sound of Paper: Paper Storm

  64. Burning Paper Instruments: Autorequiem for Tube Harp