There's no definitive answer to this question since every family is different and what works for one may not work for another. However, we can offer some general guidance based on our experience.
In general, we find that families with kids aged 6 and up tend to enjoy Great Wolf Lodge the most. This is because there are plenty of activities for kids in this age range to enjoy, from the water park to the arcade to the various shows and events.
Of course, every family is different and your mileage may vary. If you have younger kids, they may still enjoy Great Wolf Lodge, but keep in mind that some of the activities may be too intense or too stimulating for them. Conversely, if you have older kids, they may find the place a bit too juvenile for their taste.
At the end of the day, the best age for Great Wolf Lodge is the age that your family is comfortable with. If you think your kids will enjoy it, then go