1. Click on the image below

2. Allow your computer to download and run the software (you may need to enable this under the top toolbar)

3. To select a puzzle piece left mouse click it

4. To move a piece hold down the left mouse button and drag

5. To rotate a puzzle piece, first select it and then rick mouse click

(NB There may be pieces hiding behind the picture/exit box, just pick it up and move it)