I haven't read this -- but some of these sites may help you.
https://www.google.com/#q=milo+to+rescue+rhyme+and+reason+&*
what are three things about milo in the phantom tollbooth
2 answers
He can do things when he puts he mind to it, He doesn't like to do things because it is a waste of time, and you can find the third one, I've helped you with two of them.