Puzzles

Archive

Show me a random puzzle

Tags

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