A scale can either be in form of a linear scale or one that is represented in the form of words. Having a map that is used as a scale for one that does not have a scale does not serve any purpose. In fact, it only makes the construction of maps more ...
Most bowling alleys have a pro that works there. Talk to the pro and see if they offer lessons.
The moment an umpire feels that the bowling of wides is deliberate he can summon the captain & warn him. If it still continues I feel the bowling team could be scratched off & penalised further ( However this point may need further confirmation)