The Chemy Called Al, Second Edition.
Thoroughly edited, revised, and clarified, this story brings back Julie and Al on an adventure into the Land of Science. There a magnificent lion helps her stop a mad Periodic from taking over Science and Math.
This work is in print. You can obtain copies from almost any bookstore on the web (for example Amazon.com) or in
"real life." (If you need to special-order it, tell them the work is distributed by Ingram as well as Baker and Taylor.)
Another option is photocopying: for the first edition of Chemy, please visit the Copyright Clearance Center and search for "Chemy." There, institutions and individuals can obtain permission to reproduce pages legally for mere pennies.
For an alternate source, please visit my friends at Dreaming Gates [new window, to "books" page].