Square Jam
Split the grid into squares; four never meet at a point, and a number is its square's side.
Rules
Split the grid into squares.
✓ All squares ✗ Not a square Four squares never meet at one point.
✗ Four meet A number gives the side length of its square. Squares may have any number of numbers, or none.
✓ 2 × 2 ✗ Not 1 × 1
Example: Square Deal
Playing here: Drag along the lines between cells to cut, or pick a color and paint cells into a group.