Their magic tree house takes Jack and Annie back to retrieve a lost story in ancient Greece, where they witness the original Olympic games and are surprised to find what girls of the time were not allowed to do.

Illustrations and brief text present all kinds of libraries, from bookmobiles and home libraries to the New York Public Library and the Library of Congress.

Describes the sun and each planet of the solar system and introduces concepts such as a day, a year, orbit, and rotation.

"Award-winning author Sue Macy offers a fresh and timely account of women in sports in the 1920s, and how their determination, talent, and defiance in the face of criticism promoted women's rights, redefined femininity, and changed the course of history. Macy offers a rare and fascinating glimpse into the journey of women's rights through the lens of women in sports during the pivotal decade of the 1920s. With elegant prose, poignant wit, and fascinating...

"Readers are given a comprehensive tour of the European nation of Romania in this up-to-date reference resource. As they explore chapters devoted to Romania's history, ethnic and religious groups, environment, leisure activities and more, they are encouraged to think critically about the many factors that impact how cultures develop and change over time. Additional information about life in Romania is included in fact boxes and sidebars-some of which...

In this first-ever standalone full-color edition, Castle is lavishly reborn in digitally finished drawings rendered with felt-tip markers and colored pencils. Factual and artistic details shine in light of newly researched information. With characteristic zest and wit. Architecture enthusiasts of all ages will marvel at the staggering possibilities of human imagination and ingenuity.

Presents the history, geography, government, economy, environment, religion, people, and social life and customs of the island continent of Australia.

"Life in Libya is complex. The people who live in this North African nation have faced social and political strife, but they have also found ways to continue the development of their rich culture-from the art they create to the holidays they celebrate. Readers discover the geographical, economic, and political factors that have created the nation of Libya as we know it today. In addition, they are introduced to the global citizens working to make...

Introduces the geography, history, government, people, religion, arts, and foods of Algeria.

"The culture of Mexico is colorful and complex, and readers are given a comprehensive look at its most unique elements in this guide to life in America's neighbor to the south. Chapters focused on geography, history, politics, and the economy supplement social studies curriculum topics, and others focused on leisure, arts, and food add plenty of fun along the way. Fact boxes and full-color photographs enhance this exciting reading experience, and...