An intensely curious and intelligent girl, who literally spies on people and writes about them in her secret notebook, tries to make sense of life's absurdities. When her classmates find out what she is doing, however, they are not very happy.

Harriet the Spy refuses to become ruffled when an unidentified person starts leaving disturbing notes all over the quiet little beach town of Water Mill. She’s determined to discover the author of the notes. And she drags her friend, mousy Beth Ellen, into all kinds of odd and embarrassing situations in her efforts to reveal the culprit. Observing in her own special, caustic way with her ever-present notebook, Harriet the Spy is on the case....

Harriet is impressed to learn that the girl she has befriended, now called Annie Smith, is the person who not only created three names–Rosarita Sauvage, Yolanda Montezuma, and Zoe Carpaccio–but also three distinct personalities to match. This girl has potential. Being a spy has always been rather solitary, so Harriet is glad to have a new friend and spy partner. But then Harriet realizes that Annie reveals very little about herself, and...

This special 50th Anniversary Edition of the classic and ground-breaking coming-of-age novel, Harriet the Spy, includes tributes by Judy Blume, Meg Cabot, Lois Lowry, Rebecca Stead, and many more, as well as a map of Harriet's New York City neighborhood and spy route and original author/editor correspondence.
Using her keen observation skills, 11-year-old Harriet M. Welsch writes down in her notebook what she considers the truth

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