December 1

Fancy Nancy: The 100th Day of School by Jane O’Connor, illus. by Robin Preiss Glasser (HarperCollins, $3.99 paper; ISBN 978-0-06-170374-4). 500,000 copies.

December 8

Fallen by Lauren Kate (Delacorte, $17.99; ISBN 978-0-385-73893-4). 100,000 copies.

December 14

Witch & Wizard by James Patterson and Gabrielle Charbonnet (Little, Brown/ Pageturners, $17.99; ISBN 978-0-316-03624-5). 700,000 copies.

December 15

JONAS #4: Double Take by Marianne Schaberg (Disney Press, $4.99 paper; ISBN 978-1-4231-1621-9). 350,000 copies.

Princess Protection Program #3: Top Secret Tiaras (Disney Press, $4.99 paper; ISBN 978-1-4231-2392-7). 250,000 copies.

December 22

Disney Princess Collection (Disney Press, $15.99; ISBN 978-1-4231-2260-9). 350,000 copies.

JONAS: 4Ever Yours (Disney Press, $6.99 paper; ISBN 978-1-4231-2381-1). 350,000 copies.

Kai-lan’s Super Happy Heart Book by Maggie Testa (Simon Spotlight, $6.99; ISBN 978-1-4169-9015-4). 175,000 copies.

OLIVIA Leaps! by Natalie Shaw, illus. by Jared Osterhold (Simon Spotlight, $8.99; ISBN 978-1-4169-8572-3). 150,000 copies.

My Heart Is Like a Zoo by Michael Hall (HarperCollins, $16.99; ISBN 978-0-06-191510-9). 100,000 copies.

Batman Classic: Meet the Super Heroes by Michael Teitelbaum (HarperCollins, $3.99 paper; ISBN 978-0-06-187858-9). 100,000 copies.

Warriors: Power of Three #5: Long Shadows by Erin Hunter (HarperCollins, $6.99 paper; ISBN 978-0-06-089216-6). 100,000 copies.

SpongeBob’s Hearty Valentine by Emily Sollinger, illus. by Heather Martinez (Simon Spotlight, $6.99; ISBN 978-1-4169-9021-5). 100,000 copies.

December 29

Hannah Montana #20: Hit or Miss by Laurie McElroy (Disney Press, $4.99 paper; ISBN 978-1-4231-1811-4). 150,000 copies.