Related Series: Culture in Action, Dynamic Duos of Science, Solving Mysteries With Science, Flowchart Smart, Cutting-Edge Technology
The Pets Undercover! book series by Mary Colson includes books The Truth about Cats: What Cats Do When You're Not Looking, The Truth about Dogs: What Dogs Do When You're Not Looking, The Truth about Hamsters: What Hamsters Do When You're Not Looking, and several more. See the complete Pets Undercover! series book list in order, box sets or omnibus editions, and companion titles.
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