To encourage your child's use of French:
Strengthening your child's first language skills will help him/her to make connections between the languages
Whenever you find the time, not necessarily at "story time".
This will normalize and encourage French use as something useful outside of the classroom.
Helps build vocabulary and grammar structures.
Finding authentic French material helps extend vocabulary and sayings.
Association des francophones de Kitchener-Waterloo organizes family friendly activities throughout the year.
Canadian Parents for French has a page for parent resources and links to different curriculum areas
They organize festivals, movie nights and other activities where your family can practise its language skills!