Step 1:
Assemble the puzzle pieces.

Drag the puzzle pieces down to place them on the board. Click pieces to rotate and move them around to fit the puzzle.

Step 2:
Solve the number puzzle.

Click any square on the board to select it. Click a number at the bottom to place it in the square.

Notes Mode:

(Click the Pencil to toggle)

1. Select the position you wish to make Notes in
2. Click the Note you wish to toggle

Keyboard Keys:
0-9: as if you clicked the value 0-9
n: toggle notes mode
e: erase selected square