Advent calendar 2021

Archive

Show me a random puzzle

Tags

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