@robeastaway @alexbellos fab! If I haven't given you some feedback on that in a day or two, please remind me to read it!
@robeastaway @alexbellos I've read it and enjoyed it. The engagement x puzzliness space is a good one, which I'll try to bear in mind
@robeastaway @alexbellos There's a book by Smarandache called "Only questions, not solutions!"
I wonder if it would be good to write a puzzle book called "Only questions, not puzzles!" where you give the 'maths question' part like your simultaneous equations, and the game is to come up with the puzzle
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