Now a Netflix series! Join imaginative ninjas Wes and Georgie as they chase down Wes's stolen lost tooth in this Level One I Can Read book with text by N. D. Wilson and charming art by Forrest Dickison.

When Harry, the class pet, gets out while at Amelia Bedelia's school break, Amelia and her friends must find him.

When Biscuit and his owner go to the park to play, Biscuit chases a ball and becomes lost.

"Penguin has a favorite teddy called Mikki Olsen. Whatever Penguin does, wherever Penguin goes, Mikki Olsen is right there next to him doing it also. But at the end of a very busy day, Penguin sits on Mikki Olsen and is far too tired to notice! Poor Penguin thinks he has lost Mikki Olsen...but maybe you know better? This delightfully warm and funny debut picture book is guaranteed to have everyone shouting, "He's behind you!"'--

When calamity stalks every step of the preparations for the Tappletons' Thanksgiving dinner, they realize that there is more to Thanksgiving than turkey and trimmings.

Arnold, a bear who likes to collect things, reluctantly lends one of his treasures to best friend Louise the chipmunk, who oftens loses things.

Marty goes in search of the mythical Train of Lost Things, hoping that by finding his heart's possession he can save his father from cancer, but he discovers that, without a driver and conductor, the train is malfunctioning and only Marty and his new friends can fix it.

The Bizzie family's days are full of action. Mom is a detective, Dad is an adventure photographer, Bianca takes care of animals, and Barnaby is a talented cook. But lately, something strange has been happening around the house. Important things keep disappearing and no one can figure out why. Can you? The Bizzies is a story about the importance of balancing family and working life, spending quality time together, and fixing problems through dialogue....

"Jack loves his childhood toy, Dur Pig. DP has always been there for him, through good and bad. Until one Christmas Eve something terrible happens -- DP is lost. But Christmas Eve is a night for miracles and lost causes, a night when all things can come to life ... even toys. And Jack's newest toy -- the Christmas Pig (DP's replacement) -- has a daring plan: Together they'll embark on a magical journey to seek something lost, and to save the best...