Picardy is a very nice region, with lots of things to visit and to do.
In addition of the 3 towns located not far from Froissy, you can get more information about tourism in Oise or in Somme by visiting the following Websites :
http://www.oisetourisme.com/an/index.asp : Tourism in Oise (Beauvais, Compiègne, Chantilly...)
http://www.somme-tourisme.com/uk/ : Tourism in Somme (Amiens, Somme bay...)
Moreover, Francine keeps severals brochures concerning the activities to do around Froissy.