Tarsia are a fantastic revision and consolidation tool and great fun. You will need the Tarsia jigsaw puzzle maker just go to the link. These tarsia cover Decimals, adding subtracting and a focus on dividing.. Enjoy :-) and for your info Tarsia (Greek: Tarsos) is a town and comune in the province of Cosenza in the Calabria region of southern Italy. The ancient town of Caprasia is thought to be the modern Tarsia.