Continuing off the initial track (offroad if you will
You also need to be aware that if you have kids in the vehicle but only one parent, you should have a letter written by the absent parent that they are OK with you visiting Canada without them.
Odd (and easy to forge) but awkward if you don't have it. My kids went through secondary interviews to ascertain that I wasn't a taking them away as part of a custody dispute. Happily, neither of my kids took that opportunity to give wise-a** answers.