mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

Breaking Chocolate

You are given a bar of chocolate made up of 15 small blocks arranged in a 3×5 grid.
You want to snap the chocolate bar into 15 individual pieces. What is the fewest number of snaps that you need to break the bar? (One snap consists of picking up one piece of chocolate and snapping it into two pieces.)

Show answer

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2020

Advent calendar 2019

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2021