July 1

Geronimo Stilton #54: Get Into Gear, Stilton! by Geronimo Stilton (Scholastic, $6.99 paper; ISBN 978-0-545-48194-6). 50,000 copies.

Horsey Up and Down by Caroline Jayne Church and Kei Bernstein (Scholastic/Cartwheel, $7.99; ISBN 978-0-545-51204-6). 50,000 copies.

July 2

SYLO by D.J. McHale (Razorbill, $17.99; ISBN 978-1-59514-665-6). 150,000 copies.

Warriors Super Edition: Tallstar’s Revenge by Erin Hunter, illus. by James L. Barry (HarperCollins, $18.99; ISBN 978-0-06-221804-9). 150,000 copies.

Warriors: The Untold Stories by Erin Hunter, illus. by Wayne McLoughlin (HarperCollins, $6.99 paper; ISBN 978-0-06-223292-2). 125,000 copies.

Shark Wars #6: The Last Emprex by E.J. Altbacker (Razorbill, $12.99; ISBN 978-1-59514-544-4). 100,000 copies.

A Midsummer Night’s Scream by R.L. Stine (Feiwel and Friends, $17.99; ISBN 978-1-250-02434-3). 75,000 copies.

Vortex by S.J. Kincaid (HarperCollins/Tegen, $17.99; ISBN 978-0-06-209302-8). 75,000 copies.

Monstergarten by Daniel J. Mahoney, illus. by Jef Kaminsky (Feiwel and Friends, $16.99; ISBN 978-1-250-01441-2). 50,000 copies.

The Mouse with the Question Mark Tail by Richard Peck (Dial, $16.99; ISBN 978-0-8037-3838-6). 50,000 copies.

July 4

Infinity Ring #4: Curse of the Ancients by Matt de la Peña (Scholastic, $12.99; ISBN 978-0-545-38699-9). 300,000 copies.

July 9

Big Nate Doodlepalooza by Lincoln Peirce (HarperCollins, $10.99; ISBN 978-0-06-211114-2). 400,000 copies.

Rocket’s Mighty Words by Tad Hills (Random/Schwartz & Wade, $10.99; ISBN 978-0-385-37233-6). 75,000 copies.

Home Sweet Horror (Scary Tales Book 1) by James Preller, illus. by Iacopo Bruno (Feiwel and Friends, $5.99 paper; ISBN 978-1-250-01886-1). 50,000 copies.

I Scream, You Scream (Scary Tales Book 2) by James Preller, illus. by Iacopo Bruno (Feiwel and Friends, $5.99 paper; ISBN 978-1-250-01889-7). 50,000 copies.

Right of Way by Lauren Barnholdt (Simon Pulse, $16.99; ISBN 978-1-4424-5127-8).

Life’s a Witch by Brittany Geragotelis (Simon & Schuster, $16.99; ISBN 978-1-4424-6655-5).

July 16

Belladonna by Fiona Paul (Philomel, $17.99; ISBN 978-0-399-25726-1). 100,000 copies.

My Big Fat Zombie Goldfish by Mo O’Hara (Feiwel and Friends, $12.99; ISBN 978-1-250-02919-5). 50,000 copies.

No Easy Way Out by Dayna Lorentz (Dial, $17.99; ISBN 978-0-8037-3874-4). 75,000 copies.

The Strangers: The Books of Elsewhere: Volume 4 by Jacqueline West, illus. by Poly Bernatene (Dial, $16.99; ISBN 978-0-8037-3690-0). 50,000 copies.

100 Questions You’d Never Ask Your Parents by Elisabeth Henderson and Nancy Armstrong (Roaring Brook, $12.99 paper; ISBN 978-1-59643-868-2). 50,000 copies.

July 23

Magic Tree House #50: Hurry Up, Houdini! by Mary Pope Osborne, illus.by Sal Murdocca (Random, $12.99; ISBN 978-0-307-98045-8). 275,000 copies.

I Am Number Four: The Lost Files: Secret Histories by Pittacus Lore (HarperCollins, $9.99 paper; ISBN 978-0-06-222367-8). 125,000 copies.

My Weird School Special: It’s Halloween, I’m Turning Green by Dan Gutman, illus. by Jim Paillot (HarperCollins, $4.99 paper; ISBN 978-0-06-220679-4). 75,000 copies.

A Darkness Strange and Lovely by Susan Dennard (HarperTeen, $17.99; ISBN 978-0-06-208329-6). 50,000 copies.

The Fury by Alexander Gordon Smith (Farrar, Straus, and Giroux, $18.99; ISBN 978-0-374-32495-7). 50,000 copies.

Monsters on the Loose! by Bruce Hale, illus. by Dave Garbot (HarperCollins, $7.99; ISBN 978-0-06-223706-4). 50,000 copies.

Crush: Lindsay’s Surprise Crush by Angela Darling (Simon Spotlight, $5.99 paper; ISBN 978-1-4424-8042-1).

The True Blue Scouts of Sugar Man Swamp by Kathi Appelt, illus. by Jennifer Bricking (S&S/Atheneum, $16.99; ISBN 978-1-4424-2105-9). 150,000 copies.

July 30

The Lying Game: Seven Minutes in Heaven by Sara Shepard (HarperTeen, $17.99; ISBN 978-0-06-212822-5). 175,000 copies.

Earthbound by Aprilynne Pike (Razorbill, $17.99; ISBN 978-1-59514-650-2). 100,000 copies.