Drop your luggage at the historic Royal York Hotel which is situated just a few steps away from the airport shuttle stop and features a children's pool and babysitting/childcare amenities.
Check out Toronto Pride's website to see what kid-friendly events are being held and head over to Family Pride from Union Subway station located directly across the street from the Royal York Hotel.
After a fun day at Pride meeting other LGBT families, take the subway to Queens Quay and take a short ferry ride to Centreville Amusement Park located on Centre Island. Purchase either a day's pass for the family or individual ride tickets.
Before heading back to the mainland, grab a bite to eat at Shopsy's Island Deli Bar and Grill- a family-friendly restaurant located on The Toronto Island.
Take a ferry ride back to downtown and head over to The Young People's Theater to enjoy an evening children's show.
Head back to the hotel and arrange for a sitter to take care of the kids then relax with a drink at The Library Bar, The Royal York's signature bar.