I Spy (book series)
book series by Jean Marzollo

I Spy is an American children's book series, first published in the 1990s, with text written by Jean Marzollo, and photographs by Walter Wick, from Scholastic Press. Each page contains a photo with objects in it, and the riddles (written in dactylic tetrameter rhyme) accompanying the photo state which objects have to be found. I Spy merchandise has been sold in at least 31 countries worldwide. Although the first I Spy book contains unrelated pages of still life pictures, subsequent books are more thematic.
Several video games based on the I Spy books are available for Windows PC, Nintendo DS, Wii, iOS, Leapster, Leapster Explorer, LeapPad Explorer, and Game Boy Advance, including I Spy Spooky Mansion, I Spy Treasure Hunt, and I Spy Fantasy. These served as early examples of an increasingly popular hidden object game genre.
Wick stated in a 1997 news article, "My career can really be put into two categories: before I Spy and after I Spy. ... The success of the books has been really nice. I never got that lucky break in my commercial career, but all of that hard work ...
Begin with the source’s own compact description: “I Spy (book series)” is book series by Jean Marzollo. The dossier treats that line as a proposition to test through book, series and Jean, not as a finished interpretation.
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Object files, edition statements, performance records and contemporary criticism preserve different stages of the work’s history. The source revision retrieved here is dated Sep 18, 2026. The linked authority identifier is Q11342209. 4 of 4 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1997.
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This entry incorporates text from “I Spy (book series)” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.