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

If you enjoyed this puzzle, check out Sunday Afternoon Maths LXV,
puzzles about chocolate, or a random puzzle.

Archive

Show me a random puzzle
 Most recent collections 

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

Sunday Afternoon Maths LXV

Cryptic crossnumber #1
Breaking Chocolate
Square and cube endings

List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2019