Junior members are given access to all the publicly available forums. They are, however, given restricted posting permissions in most of these forums. The table below outlines the forums new Members can actively participate in:

Entrance Hall.
Forum New Thread = Yes
Reply = Yes
Edit = No
Vote = Yes
Search = Yes
We can't search. I don't know whether you forget to put "no" in the table or forget to activate the search for us, but it's something worth asking.