mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2019

13 December

Each clue in this crossnumber (except 5A) gives a property of that answer that is true of no other answer. For example: 7A is a multiple of 13; but 1A, 3A, 5A, 1D, 2D, 4D, and 6D are all not multiples of 13. No number starts with 0.

Show answer

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

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

Archive

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