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Oopsy, Teacher!

Even the best teachers can have an oopsy day. Sometimes things just don't go their way. Uh-oh! Mr. Bungles drips jam on his tie at breakfast. His students play a trick on him at school. And the class hamster Nibbles escapes from his cage! Mr. Bungles and the class chase Nibbles through the halls and into town. But can they catch the hamster?

Opening Day

Sam wants to make up his own mind, and with his parents' support he works hard to get his hunting license. Sam feels great to be with Eric and his dad at the opening-day breakfast, but once he sees a deer in the woods, he wonders if hunting is not for him. But if he decides it isn't, will Eric still be his friend?

Operation Code (Makers as Innovators Junior)

The Operation Code series presents early learners with a story-based challenge they can solve using Scratch 3. Simple text and instructional images guide students to deepen their understanding of coding. Readers learn about basic coding, coordinates, movement, sprite characteristics, events, and more. Each book is aligned to curriculum standards and includes extension activities and opportunities for students to customize and experiment with their code. Call outs on each page help students grasp

Operation Pangolin: Saving the World's Only Scaled Mammal

What animal is the world's only scaled mammal? The pangolin!Prized for their hard scales, pangolins are one of the most poached animals on the planet. They are also highly endangered. Yet scientists know very little about them. Pangolin rescuers and researchers such as Thai Nguyen have the difficult task of saving pangolins, changing local laws to prevent poaching, educating locals, and learning more about these mysterious creatures. Join author and photographer Suzi Eszterhas in this exploratio

Opposites (Scout)

Let's Fly gives readers a dynamic look at some of world's most fascinating aircraft. This engaging series will appeal to both airplane enthusiasts and technology fans. Each book includes the history of the vehicle, a description of the vehicle's most important parts, and a look at the latest technology that makes each vehicle faster and safer than ever before.

Opposites (Tadpol®)

A dog can be big or little. It can be wet or dry, too! This new series uses fun and familiar items to help children understand and identify opposites. Tightly controlled vocabulary and repetitive text patterns meet crisp and vibrant photographs to create a reading experience that is engaging and supportive.

Opposites All Around Me! (Crabtree Roots)  

Each book in this series focuses on a simple example of things that are opposite to one another. Using engaging and colourful photographs, simple text to build confidence, and exciting sight words, young readers will enjoy learning about opposites all around them, while also practicing their reading skills. Each book in this series also includes a page for caregivers and teachers that suggests guiding questions to help aid in reading comprehension. Downloadable Teacher's Guide available.

Opposites,The (Mouse Book)

Within the pages of this wordless title, two mice chew their way through seemingly empty pages to reveal a host of opposite situations—until they both get wet.

Optical Illusions

The brain is an amazing thing, but it doesn't always get things right when it comes to sight. This series is here to explain why, with astounding images, baffling puzzles and simple reveals which show the reader how each trick works.

Orange Horse, The

An orange horse is desperate to find his long-lost brother, but the only clue he has is one half of an old photo. The horse decides to advertise, but the answers he gets leave him feeling hopeless. Then, one day, the orange horse meets a brown horse and they immediately become good friends. Coincidentally, the brown horse also has one half of an old photo. Could he be the long-lost brother the orange horse has been searching for?