Advent calendar 2015

Archive

Show me a random puzzle

Tags

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