English

No, it's not dessert--it's a tiny single-board computer for budding computer scientists to experiment with. This versatile product can be paired with simple coding software, such as Python and Ruby, enabling young scientists to create fun and useful computer devices. Readers will learn the history of Raspberry Pi? and gain a basic understanding of computer programming through clear photographs and manageable text. Sidebars, captions, and a graphic organizer offer readers more chances to deepen their knowledge of this STEM-related topic. With accessories, Raspberry Pi?

Coding for elementary students is a new and exciting learning opportunity, and this book will show readers how to get coding in just minutes with the program Hopscotch. Instead of lines of text, Hopscotch provides users with colorful, stackable blocks to create animations, games, and more. The main text is supplemented with informative captions, sidebars, and a graphic organizer. Examples of Hopscotch visuals and photographs of kids engaged in coding are also included. These elements come together to help readers grasp the logic and STEM concepts involved with coding.

In 1847, a young African American girl named Sarah Roberts was attending a school in Boston. Then one day she was told she could never come back. She didn't belong. The Otis School was for white children only.

Sarah deserved an equal education, and the Roberts family fought for change. They made history. Roberts v. City of Boston was the first case challenging our legal system to outlaw segregated schools. It was the first time an African American lawyer argued in a supreme court.

Just after gold fever swept the West--a time when people walked, sailed, or rode horses for months on end to seek their fortune--the question of faster, safer, more reliable transportation between America's East and West Coasts was posed by lawmakers and national leaders. But with 1,800 miles of seemingly impenetrable mountains, searing deserts, and endless plains between the Missouri River and San Francisco, could a transcontinental railroad be built?