YEs they can come, but you would have to show that you have enough funds to support them. When you apply for your student permit, you include them in the application. You should also check the province you intend to study in to determine if you have to pay international rates for your daughters schooling.
PMM
If I have finished my master then I'm thinking to let my wife continue her master as well. What's the procedure? Does she have to apply from outside canada? Whatabout my status?
cheers,
pompom