Add modes of difficulty
niccokunzmann opened this issue · comments
- numbers & dots 1-3
- numbers & dots 1-7
- numbers & dots 0-10
- numbers & plus & dots 0-5
- numbers & plus & dots 0-10
- numbers & plus & dots 0-15
- numbers & plus 1-7
- numbers & plus 1-15
- numbers & plus 0-20
Also, different sizes.