BrainTwisters
Your weekly dose of logical and mathematical puzzling.
BrainTwister
BrainTwister #80 Iccanobif numbers
2 July 2025
BrainTwister
BrainTwister #80: Iccanobif numbers
2 July 2025
BrainTwister
BrainTwister #79: Hamming it up
25 June 2025
BrainTwister
BrainTwister #79: Hamming it up
25 June 2025
BrainTwister
BrainTwister #78: One on top
18 June 2025
BrainTwister
BrainTwister #78: One on top
18 June 2025
BrainTwister
BrainTwister #77: Folded stacks
11 June 2025
BrainTwister
BrainTwister #77: Folded stacks
11 June 2025
BrainTwister
BrainTwister #76: Tromino trials
4 June 2025
BrainTwister
BrainTwister #76: Tromino trials
4 June 2025
BrainTwister
BrainTwister #75: Letters and numbers
28 May 2025
BrainTwister
BrainTwister #75: Letters and numbers
28 May 2025
BrainTwister
BrainTwister #74: Triple digits
21 May 2025
BrainTwister
BrainTwister #74: Triple digits
21 May 2025
BrainTwister
BrainTwister #73: Square dance
14 May 2025
BrainTwister
BrainTwister #73: Square dance
14 May 2025