Advent calendar 2019

Archive

Show me a random puzzle

Tags

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