Pack some snacks and enjoy a relaxing family day out at Forêt dOrient Natural Regional Park. There's plenty of space for the kids to run about and get some fresh air.
You're spoiled for sightseeing choice in Aube. Forêt d'Orient Natural Regional Park is a great place to start here, but there are numerous other worthy sights to consider. Lac d'Orient, Troyes Forêt d'Orient Golf, and Mesnil-Saint-Père beach are near the outdoor recreational space and will fill in your day nicely.