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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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square roots
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time
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odd numbers
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tiling
number
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sets
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dice
cube numbers
chalkdust crossnumber
mean
lines
elections
sport
fractions
cryptic crossnumbers
clocks
crosswords
ave
polynomials
taxicab geometry
coins
probability
3d shapes
integers
wordplay
range
addition
christmas
calculus
colouring
digital products
advent
ellipses
parabolas
albgebra
arrows
money
pentagons
chocolate
menace
geometric mean
cryptic clues
expansions
chess
games
decahedra
geometry
palindromes
complex numbers
gerrymandering
spheres
even numbers
algebra
squares
consecutive numbers
tangents
cards
numbers grids
logic
partitions
rectangles
probabilty
routes
multiples
speed
dates
polygons
averages
planes
shape
factorials
irreducible numbers
neighbours
regular shapes
the only crossnumber
differentiation
circles
perimeter
Archive
Show me a random puzzle
▼ show ▼
▲ hide ▲
Most recent collections
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
List of all puzzles
Tags
dominos
palindromes
decahedra
digits
money
prime numbers
algebra
bases
addition
shapes
gerrymandering
cube numbers
spheres
calculus
christmas
ave
star numbers
trigonometry
multiples
probability
functions
triangles
parabolas
crosswords
cubics
consecutive integers
square numbers
rugby
cryptic crossnumbers
unit fractions
coins
floors
even numbers
folding tube maps
2d shapes
dodecagons
number
scales
volume
division
doubling
differentiation
routes
arrows
ellipses
proportion
speed
albgebra
integration
dates
odd numbers
the only crossnumber
shape
products
digital clocks
percentages
fractions
sequences
pascal's triangle
tiling
means
3d shapes
coordinates
sums
polynomials
integers
crossnumbers
sets
square grids
time
rectangles
clocks
logic
area
colouring
angles
pentagons
elections
remainders
cryptic clues
factorials
lines
binary
cards
range
partitions
circles
grids
geometric mean
consecutive numbers
menace
neighbours
perfect numbers
advent
tournaments
perimeter
squares
probabilty
irreducible numbers
quadrilaterals
combinatorics
factors
complex numbers
games
multiplication
graphs
geometry
digital products
wordplay
median
mean
triangle numbers
hexagons
tangents
powers
chocolate
people maths
medians
expansions
sport
averages
taxicab geometry
surds
numbers
quadratics
axes
indices
chalkdust crossnumber
planes
square roots
determinants
chess
sum to infinity
symmetry
geometric means
polygons
matrices
regular shapes
numbers grids
books
balancing
dice
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