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Puzzles

BrainTwister #56: Square sums by four

BrainTwister #56: Square sums by four

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 #55: Squares in squares

BrainTwister #55: Squares in squares

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BrainTwister #54: New year, new numbers

BrainTwister #54: New year, new numbers

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BrainTwister #53: Dividing digits

BrainTwister #53: Dividing digits

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Our bumper science quiz of the year 2024

Space

Our bumper science quiz of the year 2024

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Puzzles #50-52: Can you crack these festive mathematical puzzles?

Puzzles #50-52: Can you crack these festive mathematical puzzles?

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BrainTwister #49: Squares and cubes

BrainTwister #49: Squares and cubes

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BrainTwister #48: Rock, paper, scissors

BrainTwister #48: Rock, paper, scissors

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BrainTwister #47: Squares and circles

BrainTwister #47: Squares and circles

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BrainTwister #46: OhmWork

BrainTwister #46: OhmWork

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 #45: Square differences

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BrainTwister #44: Dice and cards

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BrainTwister #42: Persistence

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BrainTwister #41: There are three prisoners

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