It just looks impossible! Apparently the solution method used here is called shearing (unfortunately, not in my honour).” Shear Beauty The area of the bottom left square is 5. “I quite like this one – I drew lots of pretty patterns based on it.” Three Square Meals The side lengths of the three squares are consecutive integers. “A ‘second attempt’ puzzle that was nicer than the first one I came up with.” It’s a Trap In this right-angled trapezium, the green area is 6 more than the yellow area. (This one feels like an instant classic to me.) “Unfortunately, my favourite one of the six is the only one I didn’t come up with myself,” says Catriona, “the dark blue one.” The Garden of Clocks What fraction of each circle is shaded? (The 12 dots are equally spaced the only point used inside the circle is the centre.) And don’t say the Surgeon General didn’t warn you. She even indulged my curiosity and admiration with an interview (see the bottom of the post).Įnjoy. She agreed to let me brainfish you folks by sharing 20 of her favorites. Each of her gorgeously tricksy problems can swallow an hour in a single bite. I was immediately drawn in: they’re so tactile, so handcrafted, so ripe for solving. I came across Catriona Shearer‘s math puzzles on Twitter a few months ago. SIDE EFFECTS CAN INCLUDE LOST AFTERNOONS, HAIR PULLED OUT IN CLUMPS, AND EXCLAMATIONS OF “OHHHHHHH, THAT’S HOW YOU DO IT” SO LOUD THEY CAN DAMAGE WINDOWS. SURGEON GENERAL’S WARNING: BEWARE THESE PUZZLES.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |