Advent calendar 2020

Archive

Show me a random puzzle

Tags

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