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 logic, or a random puzzle.

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2023

Advent calendar 2022

Advent calendar 2021

Advent calendar 2020


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2024