David Adler: 105 books

Geometry is demystified in a new addition to a popular and amusing series of math picture books from a trusted team. Comical cats and dogs guide kids through the essential characteristics of squares, rectangles, parallelograms, rhomboids, and other quadrilaterals. Angles and degrees are explained...

Detective Jeffrey Bones is at a football game with Grandpa and his friend Sally. With Grandpa's lucky shirt and hat, their favorite team is sure to win. But when Grandpa throws his hat in the air after a touchdown, it disappears, and it could be anywhere in the stadium! Can Bones use his detective bag and his sharp mind to solve this mystery of the missing hat?

Jeffrey Bones's teacher, Mr. Gale, loses things a lot. One day, Mr. Gale says he can't find Bones's math test, but Bones knows he turned it in. It's time for him to use his detective skills. Can Bones find his test and get an "excellent? grade"?

It's up to Cam to solve this disappearing act! Aunt Molly takes Cam and her friend Eric to see a magic show at Teddy's Toys. During the show, Teddy's bird, Oscar, disappears! Where could he have gone? It's up to Cam to click! and find Oscar before he gets lost in the mall in this Level 3 easy-to-read mystery.

Detective Jeffrey Bones and his grandpa are at the amusement park. They buy lots of tickets for games, the merry-go-round, and the roller coaster. They have great fun playing games, but when it's time to ride the big coaster, they discover their tickets are missing. Were they stolen? Can Bones solve the mystery and find their tickets to ride?

"A lively fife and drum playing Yankee-Doodle-Dandy welcome the listener...A narrative tone that is sincere and respectful and a slow, even pace afford the young listener time to absorb facts." - AudioFile Magazine

Would you rather eat 1/4 of a pizza or 1/8 of a pizza? Find 3/4 of a dollar or 1/10 of a dollar? Confused? You don't have to be! Fractions are made easy in this simple and hands-on math concept book. You'll learn what the top and bottom numbers are called, and what they mean. You will also find out...

Cam Jansen has a great time looking for shells on the beach with her friend Eric and her aunt Molly. But when they're done, Cam's mother is nowhere in sight! She was just sitting under a red umbrella, so how could she have disappeared? With a click, Cam puts her photographic memory to work to find her mom.

Cam, her best friend Eric, and Eric’s mom are spending the day with Eric’s grandparents. But Grandpa and Grandma seem too tired to visit. Every so often, a knock at the door wakes them up. But when they go to answer, no one is there. Is a Knock, Knock Ghost on the loose? It’s up to Cam to solve the mystery! Garden State Children’s Book Award 2017 Nominee.

"Gail Nelson is an unobtrusive narrator who lets Harriet Tubman's deeds and personality speak for themselves. And speak they do!" - AudioFile

Cam Jansen and her friends meet in the park to play baseball, but when their ball gets lost, it looks like the game may be over. Cam has a picture in her head of everything she has seen, and she says "click" whenever she wants to remember something. But does she have the picture she needs to find...

This fourth title in the perenially popular, Geisel Award-winning Level 2 readers series features a sport that's a kid favorite: soccer! The soccer season is starting, and Mo has been working hard on his kicking skills so he can help his team, the Billy Goats, score a goal. But when he gets...

A field trip to the zoo is fun for Cam Jansen and her classmates—until lunchtime. Everyone else’s sandwich is safely delivered, but Danny can’t find his anywhere! Only Cam and her amazing memory can crack this mystery.

The third installment in this adorable Level 2 Geisel Award-winning series from a classroom favorite! Mo's latest obsession is basketball. He's determined to learn how to pass, but as the shortest member of the team, he can't seem to launch the ball high enough. Can Mo learn to pass in time...