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Advent calendar 2015
3 December
All 2015 advent puzzles
~
More information
In August, I wrote about
MENACE
, a machine learning robot built from matchboxes which plays noughts and crosses. How many matchboxes are needed to build MENACE?
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304
Tags:
menace
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folding tube maps
proportion
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pascal's triangle
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number
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colouring
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square roots
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gerrymandering
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indices
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sum to infinity
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squares
Archive
Show me a random puzzle
▼ show ▼
▲ hide ▲
Most recent collections
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
Advent calendar 2020
List of all puzzles
Tags
tangents
lines
algebra
clocks
2d shapes
remainders
complex numbers
geometry
axes
ave
crossnumbers
3d shapes
polygons
gerrymandering
functions
percentages
number
triangle numbers
graphs
books
square roots
multiples
rectangles
speed
sum to infinity
sport
sequences
perfect numbers
calculus
multiplication
partitions
perimeter
menace
probabilty
mean
unit fractions
pentagons
routes
fractions
squares
sums
quadrilaterals
surds
numbers
indices
angles
taxicab geometry
albgebra
irreducible numbers
cube numbers
crossnumber
crosswords
coordinates
doubling
integers
digital products
expansions
digital clocks
balancing
star numbers
coins
cards
circles
integration
binary
scales
factorials
symmetry
square numbers
advent
planes
quadratics
money
combinatorics
cubics
wordplay
geometric mean
decahedra
chocolate
floors
tournaments
arrows
addition
consecutive numbers
determinants
cryptic clues
products
people maths
tiling
geometric means
median
colouring
factors
pascal's triangle
digits
time
chess
hexagons
folding tube maps
odd numbers
ellipses
averages
division
logic
dice
shapes
means
regular shapes
shape
bases
even numbers
elections
christmas
prime numbers
volume
polynomials
triangles
parabolas
matrices
proportion
trigonometry
spheres
chalkdust crossnumber
games
the only crossnumber
area
consecutive integers
range
cryptic crossnumbers
grids
dominos
dates
probability
sets
dodecagons
palindromes
rugby
differentiation
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