Pentametric Lab
Interactive visualizations of The Pentametric Cycle: the spiral and Holden's lines, the pentagon clock, the playable palindrome and more.
Lab
Interactive tools and experiments. Each one is a single page that works on its own.
Sequence Circle
Put a sequence around a circle and study it: digital roots, polygons, mirror lines and two snapping hands.
Trig Radius Lab
Choose which trig function plays the Radius and watch the whole triangle re-derive itself, anywhere around the circle.
