Type in a number between 1 and 2999 with your keyboard and press the button with the exclamation mark. The roman number will appear on the bottom. Press the button "new" for a new number.
I took the photograph in the City of Vienna. Similar projects: http://scratch.mit.edu/projects/12582910/ and http://scratch.mit.edu/projects/1758561/ Here is a Rome Number to Arabic Number Converter: http://scratch.mit.edu/projects/2683868/ CURATED BY ahaanomegas. THANK YOU!