Advent calendar 2016

Archive

Show me a random puzzle

Tags

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