Advent calendar 2016

Archive

Show me a random puzzle

Tags

lines irreducible numbers arrows chalkdust crossnumber square numbers colouring wordplay products averages square roots probabilty regular shapes taxicab geometry combinatorics balancing cryptic clues probability odd numbers scales clocks calculus rugby advent percentages speed sum to infinity rectangles coins chocolate grids sums people maths differentiation integration floors triangles menace algebra graphs ave mean surds median crossnumbers digital clocks quadrilaterals coordinates circles indices 2d shapes perfect numbers elections time 3d shapes dice range doubling area chess remainders tiling digits star numbers shapes functions parabolas squares routes multiplication gerrymandering books sport prime numbers quadratics partitions dominos numbers folding tube maps crossnumber ellipses geometry trigonometry addition perimeter fractions games the only crossnumber symmetry spheres division factors proportion multiples money dodecagons complex numbers cube numbers cryptic crossnumbers integers dates planes unit fractions christmas pascal's triangle means crosswords triangle numbers sequences bases cards logic palindromes polygons hexagons number shape angles volume factorials