TY - BOOK AU - Miller,Marvin AU - Tallarico,Tony ED - Copyright Paperback Collection (Library of Congress) TI - The mad scientist's secret T2 - Amazing adventure puzzle thrillers SN - 0590494384 (pbk.) AV - PZ 7 .M647 1994 U1 - KF PY - 1994/// CY - New York PB - Scholastic KW - Detective and mystery stories KW - Mystery and detective stories N2 - The reader solves a variety of puzzles, riddles, mazes, and secret codes to help stop the Mad Scientist Dr. XXX from turning students into zombies with his secret formula for sludge which tastes just like school cafeteria food ER -