I always like writing a small calculator (takes stuff like 1 + 1.5 and outputs 2.5) using a top-down parser. They're relatively easy to make if you're comfortab

I always like writing a small calculator (takes stuff like 1 + 1.5 and outputs 2.5) using a top-down parser. They're relatively easy to make if you're comfortable with top down parsers. It makes for an nice couple-hours project to wet your beak with the language.