- Move the pieces by dragging them.
- Drag the o vertex to rotate them.
- Some can be flipped by clicking the • vertex.
- Change the size of the rectangle by dragging its • vertex.
- Use the checkboxes to hide or show those vertices, and the rectangle.
- Use the Polygon tool to create non-rectangle puzzles.
- Why do only some of the pentominoes have a "flip" option?
- What size rectangles can be covered with pentominoes?
- Make puzzles by doubling or tripling pentomino dimensions.