Advent calendar 2016

Archive

Show me a random puzzle

Tags

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