Headscratchers : The New Scientist Puzzle Book
Rob Eastaway
In StockFree UK DeliveryEstimated delivery 2-3 working days
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£11.81
In StockFree UK DeliveryEstimated delivery 2-3 working days
Book (Paperback / softback)
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Maths on the Back of an Envelope : Clever ways to (roughly) calculate anything
Rob Eastaway
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Format: eBook (EPUB)
100 Maddening Mindbending Puzzles : Logic problems, maths conundrums and word games
Rob Eastaway
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Format: eBook (EPUB)