Puzzles

Archive

Show me a random puzzle

Tags

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