The Philosophy Foundation is located in London and is one of Philosophy in the School's close partners.
On their website you can find a wealth of inspiration, videos and session manuals. It just requires you to become a member - it's completely free.
'Center for Philosophy for Children' is located at the University of Washington in Seattle, and is part of Philosophy in the School's international network.
On their website you can also find a lot of inspiration for topics, questions and games.
The website for 'Thesching Children Philosophy' includes a list of stories and books that are well suited for philosophy sessions.