There are many activities to do with your family around Toronto. Check out this link to get upcoming events:
http://childslife.ca/events/events_toronto.html
A few of the FREE EVENTS on the website that are worth checking out are:
Scaredy Squirrel Family Literacy Night by the Toronto Public Library
Monday January 28th at 6:45pm
http://www.torontopubliclibrary.ca/detail.jsp?Entt=RDM130486&R=130486
Family Day on Toronto's Waterfront
Monday February 18th
http://www.waterfrontbia.com/
Toronto's Kids Fest
Sunday February 17- Monday February 18
http://www.kids-fest.ca/