You can find the four scales that we use on page 37 of the book:
The following are some YouTube links to warm-up by practicing the Concert B Flat Scale.
Follow along with the one that corresponds to your instrument.
Concert B Flat Scale in the Accent on Achievement book, page 37 top line:
Other Concert Scales for F, E Flat, and A Flat in the Accent on Achievement book, page 37: