Polyomino Crossword

12345678910111213
Across
  1. 5. 1 or more squares joined together edge to edge
  2. 7. a polyomino that is visible in a larger polyomino
  3. 8. a polyomino with one more cell from its parent(s)
  4. 9. a polyomino where its perimeter is the same as it’s bounding box
  5. 10. a polyomino where all rotations and reflections count as the same polyomino
  6. 12. to fill a plane with polyominoes without empty spaces
  7. 13. a polyomino where only rotations count as the same polyomino, not reflections
Down
  1. 1. directed in a point can go in 3 directions diagonally
  2. 2. the smallest rectangle that can fit a polyomino
  3. 3. another word to ‘square’
  4. 4. a polyomino where all rotations and reflections count as different polyominoes
  5. 6. if a point on a polyomino can go in 3 directions forwards, backwards, or sideways
  6. 8. to classify a polyomino by it’s boundary word
  7. 11. the amount of cells in a polyomino