See also: Tips for Travel in France with Kids: getting around, travel with toddlers, and more.
See also: Free (or Nearly Free) Things to Do in Paris, and Paris for Mother-Daughter Getaways.
For a different theme park experience, also near Paris, try Parc Asterix, beloved by French families, and dedicated to the humorous world of the Asterix comics which have been hugely popular in France for decades (and which are available in English translations.) This theme park will probably be a French-language immersion! Our own family experience there was lots of fun.
3. Road Trip
Club Med has popular all inclusive resorts in France for summer, too, such as the family-friendly Opio en Provence resort -- see the Club Med website.
5. Rent a Vacation Home, Explore the Surrounding Area, Sample Local Life
Read more about vacation home rentals. France has numerous picturesque regions to explore, including popular Mediterranean beach locations. Many areas are full of chateaux and photogenic medieval towns, and the country is blessed with an extensive system of hiking paths (the Grand Randonnée.)
Eurocamp has 160 parcs in France, Italy, Spain, Germany and other countries. Make a Eurocamp "holiday parc" your home base and explore the region, or "park hop" and explore more areas. Pricing is per family, and kids under 18 are free; kids' club is free, there's free use of toddlers' crib-playpens, soccer club... The Eurocamp website has a section showing activities for toddlers, teens, and other ages.
Always check destination websites for updates!