Dissection Puzzle

Rules

An example puzzle from WPC 2017 IB: which two pieces can be assembled into the shape on the left?

Assemble the pieces into the given shape.

Rule variations

This is a broad classification of puzzles rather than a single type. Puzzles that fall under this category include:

• Pentomino Division
• Or, more generally, any polyomino dissection puzzles
• 3D polyomino puzzles like the Soma cube
• Tangram

and many more.

The examples from WPCs include:

• LITS Division from WPC 2017/Round 17: Divide the grid into tetrominoes of the shape L, I, T or S. They will be used an equal amount of times.
• 3D Division from WPC 2017/Round 17: 3D polyomino puzzle. Give which polyomino is needed to assemble the target shape.
• Tetromino from WPC 2016/Round 8: Divide the grid into 5 tetrominoes.

History of the puzzle

At least dates back to the 3rd century BCE. The first mention of this type of puzzle comes from Plato.

Appearances in the past WPCs

• WPC 2017/Round 17 by Amit Sowani
• WPC 2016/Round 8 by Matúš Demiger