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Puzzles

BrainTwister #26: Up and down

BrainTwister #26: Up and down

Can you solve this week’s logic puzzle? Plus our quick quiz and the answer to last week’s problem

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BrainTwister #25: Triangles in circles

BrainTwister #25: Triangles in circles

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BrainTwister #24: Coin flips

BrainTwister #24: Coin flips

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BrainTwister #23: Four points, two distances

BrainTwister #23: Four points, two distances

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BrainTwister #22: Even rows

BrainTwister #22: Even rows

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BrainTwister #21: Digit gangs

BrainTwister #21: Digit gangs

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BrainTwister #20: Factor-finding mission

BrainTwister #20: Factor-finding mission

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BrainTwister #19: Angular arrangements

BrainTwister #19: Angular arrangements

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BrainTwister #18: The arithmetical two‑step

BrainTwister #18: The arithmetical two‑step

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BrainTwister #17: Semi-one numbers

BrainTwister #17: Semi-one numbers

Can you solve this week's logic puzzle? Plus our quick quiz and the answer to last week's problem

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BrainTwister #16: Order, order!

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BrainTwister #15: Domino strips

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BrainTwister #14: Factor graphs

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Brain Twister #13: Number Venns

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