Books with author Barbara Allen

Familiarize readers on the wonders of the world's lakes and rivers with this introductory text. Using easy to understand language and key science vocabulary, the narrative illuminates the differences between lakes and rivers, how lakes and rivers form, and why they are important to people. Young scientists are launched into an exploration of the longest rivers, deepest lake, and highest waterfall. They find out the significance of rivers to ancient cultures and learn their uses in contemporary society. photographs, fast facts, and a hands-on activity further engage readers in learning about the vast world of water.

Glaciers are icy giants that come and go with the ice ages. This first look at glaciers explores how they have shaped, and continue to shape, Earth's landscape. From the ice sheets of Antarctica to the glacial basins of the Great Lakes, readers learn about the amazing power of ice on the move. Using concise language and introductory science vocabulary, this book answers questions that curious young scientists wonder about. How do glaciers form? How do glaciers shape Earth? What is their future? Color photographs, fast facts, and a hands-on activity augment the informative text.

Make math matter to students in grades 6 and up using Division: Daily Skill Builders! This 96-page book features two short, reproducible activities per page and includes enough lessons for an entire school year. It covers topics such as inverse multiplication, using tables, dividing by multiples of 10, averages and factors, understanding patterns, decimals and fractions, solving problems, and working with reciprocals. Activities become more challenging as students build upon what they have learned. The book is perfect for review and practice and supports NCTM and Common Core State Standards.

Omar is a boy who loves to have adventures. In this book, Omar explores the Caribbean islands of Puerto Rico and St. John. He hikes through El Yunque Forest where he paints with rocks, swims in a waterfall pool, and climbs a big tower so he can see the tree canopy. Then he takes us snorkeling where we can see what lies on the sandy sea bottom. Come join Omar and learn more about the Caribbean.

The stories of the many women who excel in STEM fields, despite real obstacles, need to be told. This book assembles profiles of Nobel Laureates, as well as those who were overlooked. It introduces the reader to women who received encouragement from their families, and of those who had to fight for an education. It tells of the successes of women held in high regard by male colleagues, and of those scorned. Their stories will embolden the next generation of female leaders in STEM and enlighten the males who will be there working alongside them.