The day I met a Wizard

One day when I was travelling on a train I met an old man dressed in strange clothes. We spoke for a while and then the man turned into an eagle and flew away! The man left behind his bag. I decided to look inside and found some very strange things.

Why would the man have all these things with him?
Here are our ideas...

Questions for the Wizard?
We had a chance to talk to the wizard and asked him these questions...