Advent calendar 2020

Archive

Show me a random puzzle

Tags

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