Reflected light beams from a point source located where the rim touches the positive $x$-axis
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Adopt a polyhedron
Mara Kortenkamp, Erin Henning and Anna Maria Hartkopf give us a tour of Polytopia, a home for peculiar polytopes
Christmas competition #2: ‘More geometry snacks’
Win this year's best book of geometry puzzles
Issue 07
Think outside outside the box in our spring 2018 issue. No more tennis puns, primes mod 4, plus all your favourite regulars.
Creating hot ice
We created hot ice from scratch, a solution that remains liquid even below its freezing point!
Curiouser and curiouser!
Some surprising mathematical facts
Find your perfect partner
Find your perfect partner with this wonderful tree diagram!