Otto's Backwards Day (Hardcover)
Toon Level 3 (Toon Books)
Toon Books, 9781935179337, 31pp.
Publication Date: August 6, 2013
Someone stole Otto's birthday To get his presents back, Otto needs to solve a slew of puzzles--but his greatest challenge comes at his journey's end. Kirkus Reviews declares this book "a snappy follow-up to Otto's Orange Day.