801: (251/365) Oxi Moron

So when invigilating, you cannot mark or do anything that productively uses the time, so sometimes I choose a simple but repetitive fold that I can do without looking anywhere but in the direction of students being examined:

This is Michal Kosmulski’s “Oxi” module – an interesting variation of Tom Hull’s “Phiz” unit. Continue reading

728: (178/365) Bumpy Octahedron

So you take a 2×1 rectangle, fold it into 4×2 squares, then halve the squares:

Then bring one pair of adjacent corners for each square, sink the dimply corner to lock, then repeat. Continue reading