Feather:

To get the feather at Eylops owl emporium, pick
up the the treats and throw them at the owl in 
the cemter.

by Elisa


Control main menu:

At the main menu press triangle to cast a lightning
strike. 

by Ted


Some walls can be climbed if they are near 
bookshelves and are a different colour.

Submitted by jinx23 at rediffmail.com


You can open the broom closet by hitting it 
10 times.

Submitted by alanruane at homer9256frreserve.co.uk