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The Shapes Trilogy Series

Jon Klassen and Mac Barnett
These books are about Square, Triangle, and Circle, three friends with their own ways of looking at things. From multi-award-winning, New York Times best-selling duo Mac Barnett and Jon Klassen comes a geometric trilogy filled with their trademark irreverence and wry humor.
Triangle by Mac Barnett; Illustrated by Jon Klassen
Square by Mac Barnett; Illustrated by Jon Klassen
Circle by Mac Barnett; Illustrated by Jon Klassen

The Shapes Trilogy Series : Titles in Order

Book 3
Part of the Shapes Trilogy, the books that inspired Shape Island from Apple TV+

Multi-award-winning, New York Times best-selling duo Mac Barnett and Jon Klassen deliver the final wry and resonant tale about Triangle, Square, and Circle.

This book is about Circle. This book is also about Circle’s friends, Triangle and Square. Also it is about a rule that Circle makes, and how she has to rescue Triangle when he breaks that rule. With their usual pitch-perfect pacing and subtle, sharp wit, Mac Barnett and Jon Klassen come full circle in the third and final chapter of their clever shapes trilogy.
Book 2
Part of the Shapes Trilogy, the books that inspired Shape Island from Apple TV+

The beguiling second entry in the innovative shape trilogy by multi-award-winning, New York Times best-selling duo Mac Barnett and Jon Klassen.

This book is about Square. Square spends every day taking blocks from a pile below the ground to a pile above the ground. This book is also about Square’s friend Circle. Circle thinks Square is an artistic genius. But is he really? With the second story in a trilogy of tales about Triangle, Square, and Circle, Mac Barnett and Jon Klassen nudge readers toward a more well-rounded way of looking at things. Understated and striking in its simplicity, this funny, thoughtful offering from two of today’s most talented picture-book creators emphasizes the importance of keeping your eyes — and your mind — open to wonder where others see only rubble and rocks.
Book 1
Part of the Shapes Trilogy, the books that inspired Shape Island from Apple TV+

Multi-award-winning, New York Times best-selling duo Mac Barnett and Jon Klassen conspire again on a slyly funny tale about some very sneaky shapes.

Meet Triangle. He is going to play a sneaky trick on his friend, Square. Or so Triangle thinks. . . . With this first tale in a new trilogy, partners in crime Mac Barnett and Jon Klassen will have readers wondering just who they can trust in a richly imagined world of shapes. Visually stunning and full of wry humor, here is a perfectly paced treat that could come only from the minds of two of today’s most irreverent — and talented — picture book creators.

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