| level 1: Tetrahedron | ||
|---|---|---|
| 142 | 2010-01-28 08:18:43 | Dave Varberg |
| level 2: Dodecahedron | ||
| 36 | 2010-01-28 08:18:43 | Dave Varberg |
| 58 | 2010-03-09 14:17:52 | Paul Gilbert |
| 59 | 2017-03-28 07:00:00 | Syzygy |
| level 3: Icosohedron | ||
| 4 | 2010-01-28 08:18:43 | Dave Varberg |
| 5 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 4: Sphere | ||
| 2 | 2010-01-28 08:18:43 | Dave Varberg |
| 16 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 5: Circle Gets the Square | ||
| 270 | 2010-01-28 08:18:43 | Dave Varberg |
| 281 | 2010-03-09 14:17:52 | Paul Gilbert |
| 282 | 2017-03-28 07:08:00 | Syzygy |
| level 6: Line | ||
| 38 | 2010-01-28 08:18:43 | Dave Varberg |
| 39 | 2010-03-09 14:17:52 | Paul Gilbert |
| 42 | 2017-03-28 07:14:00 | Syzygy |
| level 7: Circle | ||
| 257 | 2010-01-28 08:18:43 | Dave Varberg |
| 262 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 8: Triangle | ||
| 195 | 2010-01-28 08:18:43 | Dave Varberg |
| 200 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 9: Square | ||
| 51 | 2010-01-28 08:18:43 | Dave Varberg |
| 65 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 10: Hexagon | ||
| 33 | 2010-01-28 08:18:43 | Dave Varberg |
| 42 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 11: Septagon | ||
| 52 | 2010-01-28 08:18:43 | Dave Varberg |
| 62 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 12: Octagon | ||
| 42 | 2010-01-28 08:18:43 | Dave Varberg |
| 59 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 13: Compass | ||
| 66 | 2010-01-28 08:18:43 | Dave Varberg |
| 99 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 14: Locus | ||
| 95 | 2010-01-28 08:18:43 | Dave Varberg |
| 108 | 2010-03-09 14:17:52 | Paul Gilbert |
| 109 | 2017-03-28 10:03:00 | Syzygy |
| level 15: Secant | ||
| 272 | 2010-01-28 08:18:43 | Dave Varberg |
| 282 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 16: Arc | ||
| 1 | 2010-01-28 08:18:43 | Dave Varberg |
| level 17: Chord | ||
| 129 | 2010-01-28 08:18:43 | Dave Varberg |
| 138 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 18: Inscribe | ||
| 259 | 2010-01-28 08:18:43 | Dave Varberg |
| level 19: Circumscribe | ||
| 21 | 2010-01-28 08:18:43 | Dave Varberg |
| 150 | 2010-03-09 14:18:36 | Paul Gilbert |
| level 20: Median | ||
| 159 | 2010-01-28 08:18:43 | Dave Varberg |
| 166 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 21: Altitude | ||
| 38 | 2010-01-28 08:18:43 | Dave Varberg |
| 43 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 22: Angle Bisector | ||
| 423 | 2010-01-28 08:18:43 | Dave Varberg |
| 436 | 2010-03-09 14:17:52 | Paul Gilbert |
| level 23: Segment Bisector | ||
| 32 | 2010-01-28 08:18:43 | Dave Varberg |
| 51 | 2010-03-09 14:17:52 | Paul Gilbert |
| 72 | 2017-03-28 06:42:00 | Syzygy |
| 78 | 2017-03-28 11:04:00 | Syzygy |
| level 24: Tangential | ||
| 45 | 2010-01-28 08:18:43 | Dave Varberg |
| 67 | 2010-03-09 14:17:52 | Paul Gilbert |
| 71 | 2017-03-28 11:14:00 | Syzygy |
| level 25: Limit | ||
| 173 | 2010-01-28 08:18:43 | Dave Varberg |
| 184 | 2010-03-12 13:50:49 | Paul Gilbert |
| level 26: Hyperbolic | ||
| 4 | 2010-01-28 08:18:43 | Dave Varberg |
| 31 | 2010-03-12 13:50:49 | Paul Gilbert |
| 32 | 2017-03-28 08:32:00 | Syzygy |
| level 27: Parabolic | ||
| 1 | 2010-01-28 08:18:43 | Dave Varberg |
| level 29: Conic | ||
| 19 | 2010-01-28 08:18:43 | Dave Varberg |
| 28 | 2010-03-12 13:50:49 | Paul Gilbert |
| level 30: Spiral | ||
| 6 | 2010-01-28 08:18:43 | Dave Varberg |
| 12 | 2010-03-12 13:50:49 | Paul Gilbert |
| 13 | 2017-03-28 06:53:00 | Syzygy |
| level 31: Death Spiral | ||
| 114 | 2010-01-28 08:18:43 | Dave Varberg |
| 121 | 2010-03-12 13:50:49 | Paul Gilbert |
| level 32: Locusts | ||
| 272 | 2010-01-28 08:18:43 | Dave Varberg |
| 306 | 2010-03-12 13:50:49 | Paul Gilbert |
| level 33: Resign | ||
| 1 | 2010-01-28 08:18:43 | Dave Varberg |
| 2 | 2010-03-12 13:50:49 | Paul Gilbert |
| level 34: Cone | ||
| 94 | 2010-01-28 08:18:43 | Dave Varberg |
| 105 | 2017-03-28 06:42:00 | Syzygy |
| level 35: Saddle | ||
| 69 | 2010-01-28 08:18:43 | Dave Varberg |
| 77 | 2010-03-12 13:50:49 | Paul Gilbert |
| level 37: 4-3-2-1-Is 0 a Natural Number? | ||
| 1 | 2010-01-28 08:18:43 | Dave Varberg |
| level 38: Triangle 11 | ||
| 408 | 2010-01-28 08:18:43 | Dave Varberg |
| 449 | 2010-03-12 13:50:49 | Paul Gilbert |
| level 39: Y Do Fools Fall? | ||
| 91 | 2010-01-28 08:18:43 | Dave Varberg |
| 107 | 2010-03-12 13:50:49 | Paul Gilbert |
| level 40: Point Blank | ||
| 75 | 2010-01-28 08:18:43 | Dave Varberg |
| 83 | 2010-03-12 13:50:49 | Paul Gilbert |