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Joe Celko makes a database from card and knitting needles
Prize crossnumber, Issue 19
Can you solve it?
Why Study Mathematics?
We review the fifth of this year's nominees for the Book of the Year
Christmas puzzles: the solutions
We reveal the solutions to our Christmas puzzles!
When Truchet met Chladni
Stephen Muirhead meets neither, as he explores waves, tiles and percolation theory
Why self-service machines give such awful change
Unexpected item in bagging areAAAARGGGHH here's 90p change in pennies