John Jenkins' Uploads

Learn how to draw a 2D tesseract projection. A tesseract is a 4D hypercube and you can easily draw its 2D projection. Here are 2 methods of drawing it. The left side of the page takes 6 steps, whereas the right side only takes 3.

Going through old drawings, 2012 - details shown from 2 different drawings.

Last drawing of 2024 and looking forward to 2025! Did you know 2025 is a rare, "square number year" since 45^2 == 2025. The last time this happened was in 1936 (i.e. 44 x 44 == 1936), and the next time it will happen will be 91 years from now in 2116 (i.e. 46 x 46 == 2116).

Pattern from Esrefoglu Mosque, Beysehir, Turkey, 1297 CE. (see: "Islamic Geometric Patterns", E. Broug, 2008, p.37).

Irregular tiled pattern around 8 sided star

Found this while going through some old drawings, ca. 2008

Dot grid paper

5 symmetry on dot grid paper with steps

Dot grid paper

Metatron’s cube is 13 circles connected by straight lines. It contains all 5 Platonic solids. Stare at the center for a while and you'll see them.

First page of new sketchbook