If your spouse spend 12 hrs a month on that course then you (person with higher net income) are eligible to claim the child care expenses.

yes if you are earning income from that residence. You also claim the expenses that you incurred for earning that income.you can also claim that income as forei...

Because its not an investmentit will show up on line 104 as other EMPLOYMENTincomeYou can look it up on this link from CRA http://www.cra-arc.gc.ca/tx/ndvdls/...

Usually it goes on the foreign income section, you have to find a way to get to that form/section

yes you can claim that upto $500, you have to enter that on T777 EMPLOYMENT EXPENSE form