Advent calendar 2017

Archive

Show me a random puzzle

Tags

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