talk to him he will let you search for it knock on the diffrent little squares on his wall know on them until you find the one that is hollow
The key doesn't open the secret compartment! You click on the different panels on Mark Twain's wall to find the compartment. The key is for luggage.
Check inside the glove compartment (pull the whole compartment out).
The 'Le Pilage Tote Bag does not have more than one zipper compartment inside.
Writing
they are inside the magic pencil
You have to get a key from the curator
inside the restaurant on mythology island
The answer is cumulonimbus clouds.
inside the glove compartment
first get the Chameleon Suitthen put it on and then go to the roof and go in the door then avoid the dogs (there are three, each a different size) then go above the compartment and there will be a hole that drops you in
You go inside the open window on the top of the building
Poverty