Advent calendar 2016

Archive

Show me a random puzzle

Tags

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