Advent calendar 2016

Archive

Show me a random puzzle

Tags

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