Beatrice Zinker, Upside Down Thinker: Sabotage; Shelley Johannes

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The third caper is the zaniest yet for Beatrice Zinker, the irrepressible third grader who marches to the beat of her own drum--and does her best thinking upside down!

With several successful Operation Upside missions under their belts, Beatrice, her best friend Lenny, and Sam have made quite a name for themselves--they're the people who remind you there are infinite upsides to being yourself. But suddenly the unthinkable occurs--an imposter delivers an imitation Upside Award that could only be give by Beatrice, Lenny, or Sam!

As Beatrice hunts for clues to the culprit, Lenny suspects one of their own. Will they solve the mystery before Operation Upside becomes a fraud and is ruined once and for all? Or is the situation much bigger than any of them imagines?

This highly illustrated chapter book series that's perfect for emerging readers celebrates a creative, compassionate kid who's fully herself and inspires others to embrace their individuality, again and again.

January 1, 2020


About the Author

Shelley Johannes is the author/illustrator of the Beatrice Zinker, Upside Down Thinker chapter book series. Her buoyant debut picture book, MORE THAN SUNNY, released in May. BEATRICE ZINKER, UPSIDE DOWN THINKER was named a Beverly Cleary Children’s Choice Award Nominee, a Junior Library Guild Selection, an Amazon Best Book of 2017 (Ages 6-8), a Brightly’s Best Children’s Book of 2017—According to Kids, and is a Sunshine State Young Readers Award list book in 2020.

Shelley spent ten years in architecture, where she fell in love with tracing paper, felt-tip pens, and the greatness of black turtlenecks. She and her family live in Metro Detroit with three hilarious birds. Find out more at or on Twitter and Instagram at @shelleyjohannes.

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