mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2016

22 December

Today's number is a palindrome. Today's number is also the number of palindromes between 111 and 11111 (including 111 and 11111).

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2025

Advent calendar 2024

Advent calendar 2023

Advent calendar 2022


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2026