Advent calendar 2021

Archive

Show me a random puzzle

Tags

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