I understand the appeal of finding free PDFs, but I also strongly advocate for supporting authors and publishers. 'Where the Wild Things Are' by Maurice Sendak is a beloved classic, and while it might be tempting to search for free downloads, I recommend checking your local library's digital lending service like Libby or OverDrive. These platforms offer legal, free access to e-books with a library card.
If you're set on finding a PDF, Project Gutenberg is a great resource for public domain works, but since 'Where the Wild Things Are' is under copyright, it won't be available there. Instead, consider purchasing the book through reputable sellers like Amazon, Barnes & Noble, or directly from the publisher. This ensures the author's work is respected and compensated. For a tactile experience, secondhand bookstores or thrift shops often have affordable copies.