Definitions for

**"Pentomino"**Five equal-sized squares that can be attached edge-to-edge to form a three-dimensional shape

A five-square polyomino.

a connected figure made up of five equal-sized squares

5 cell region.

Definitions for **"Pentomino"**

Five equal-sized squares that can be attached edge-to-edge to form a three-dimensional shape

A five-square polyomino.

a connected figure made up of five equal-sized squares

5 cell region.