Advent calendar 2021

Archive

Show me a random puzzle

Tags

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