Series

Cover: Where's Leopold? — Paperback Set

Where's Leopold?

Released on 1 August 2014

Six-year-old Leopold doesn’t want to go to school one morning. Luckily, it’s also the morning he discovers he can turn invisible! Leopold uses his new super power to torture his big sister,…

 
Cover: Whizzy Wheels Academy — Hardcover Set

Whizzy Wheels Academy

Released on 1 November 2019

Meet Fergus the fire truck, Tess the tractor, Daisy the digger, and Dylan the dump truck—Whizzy Wheels Academy's latest recruits! Follow the young vehicles as they learn all about their roles

 
Cover: Who Else in History? (Alternator Books ®) — Hardcover Set

Who Else in History? (Alternator Books ®)

Released on 15 May 2022

Celebrate the women, people of color, and other hidden figures in history and science who are often overlooked. Features help introduce readers to important figures and to hear from the…

 
Cover: Who's Changing the World? — eBook Set

Who's Changing the World?

Released on 1 August 2016

Meet people who turned their frustration about injustice and inequality into motivation to take action and improve the world. These inspiring individuals noticed pollution damaging Earth,…

 
Cover: Wilcox & Griswold Mysteries — Hardcover Set

Wilcox & Griswold Mysteries

Released on 12 May 2015

Wilcox and Griswold are Missing Food Investigators, tracking down stolen food on the farm. Using clever word play and simple logic, these early readers offer fun mysteries to solve.

 
Cover: Wild Art Projects — eBook Set

Wild Art Projects

Released on 1 January 2019

Be inspired to get wildly creative with art. Each title explores a different theme, packed with original, colorful ideas using various media and everyday items. Simple step-by-step…

 
Cover: Wildlife Rescue — Hardcover Set

Wildlife Rescue

Released on 15 May 2022

Children are naturally curious about animals and are often interested in ways to save disappearing species. Each of these books shows simple yet innovative ways people around the globe…

 
Cover: Wildlife Watchers — eBook Set

Wildlife Watchers

Released on 1 September 2018

Beautiful, nonfiction books that have been carefully crafted to help children practice their reading skills. Each book combines repetitive text with high-frequency and familiar sight words.…

 
Cover: Wild World of Sharks — eBook Set

Wild World of Sharks

Released on 1 January 2018

Sharks leap off the page in this high-energy series dedicated to the ultimate predators. Full-spread photos and browseable text highlight the most high-interest facts about these marine…

 
Cover: Wonderfully Weird (Alternator Books ®) — Hardcover Set

Wonderfully Weird (Alternator Books ®)

Released on 15 May 2023

Celebrate all things weird! This series centers on unusual and eye-catching places, animals, sports, and more. Additional features offer fun facts and further examples, and encourage readers…

 
Cover: Words Are CATegorical ® — Audisee®—On Level Set

Words Are CATegorical ®

Released on 1 August 1999

The best-selling Words Are CATegorical® series introduces young readers to different types of words through rhyming verse and illustrations of comical cartoon cats. Offering a lighthearted…

 
Cover: Words Are CATegorical ® (20th Anniversary Editions) — Hardcover Set

Words Are CATegorical ® (20th Anniversary Editions)

Released on 15 May 2021

With more than 3 million copies sold, the best-selling Words Are CATegorical® series is back to celebrate its 20th anniversary. The series introduces readers to different parts of speech…

 
Cover: World Classics — Hardcover Set

World Classics

Released on 1 August 2015

World Classics are timeless stories retold by Joy Cowley featuring high-quality, creative artwork. Children can learn universal values of wisdom, courage, honor, justice, patience, love, and…

 
Cover: World of Stories — eBook Set

World of Stories

Released on 1 August 2016

The world is full of fanciful stories that are told and retold over hundreds of years. Folktales, legends, and traditional tales are told here with magic, mystery, and humor. A werewolf's…

 

Worlds Beyond

Released on 1 August 2000

The WORLDS BEYOND series visits bodies in space, from their formation billions of years ago to the present day. Using the most up-to-date knowledge of space science and observational data,…

 
Cover: World's Grossest (UpDog Books ™) — Hardcover Set

World's Grossest (UpDog Books ™)

Released on 1 November 2021

Don't read these disgusting high/low books on a full stomach! Atrocious animals, creepy crawlies, horrible history, and more revolting topics will draw in striving readers, while short,…

 
Cover: Write This Way — eBook Set

Write This Way

Released on 1 August 2015

Aspiring writers will be pointed in the right direction to start a variety of writing projects. Using a light tone and a step-by-step approach, each book guides readers through the process of

 
Cover: Yo solo: Biografías (On My Own Biographies) — eBook Set

Yo solo: Biografías (On My Own Biographies)

Released on 1 August 2005

Engage readers’ interests and imaginations. These award-winning biographies feature the breathtaking, full-page illustrations On My Own series are known for. Written in story format, pivotal…

 
Cover: Yo solo: Festividades (On My Own Holidays) — eBook Set

Yo solo: Festividades (On My Own Holidays)

Released on 1 August 2005

Encourage understanding of diverse cultures. Featuring full-page illustrations On My Own series are known for, this look at the history and customs of various holidays presents early readers…

 
Cover: Yo solo: Historia (On My Own History) — eBook Set

Yo solo: Historia (On My Own History)

Released on 1 August 2005

With striking, full-page illustrations, real and fictionalized characters, and stories featuring events that really happened, these histories engage readers’ interests and imaginations