Introduction -- The workers -- The work -- The workplace -- Public-private partnerships -- Institutional boundaries, accountability, and the integral state -- The politics of free labor: visibility and invisibility -- Valuing maintenance, valuing workers

Herbie and his mother come up with some inventions to help keep the park clean.

How do you organize a big project? See how these kids plan to clean up a park.

"Wallace Stegner called the national park system one of the United States' best ideas. That good idea has led to an institution that has grown over the past one hundred years, and the park system now encompasses four hundred areas that host over three hundred million visitors in typical year. Jonathan Jarvis (as a ranger, biologist, and director of the National Park Service in the Obama administration) and Destry Jarvis (as an advocate, policy analyst, and lobbyist) have worked to better the parks for over forty years. They offer here a history of the National Park Service (NPS) and an argument for the NPS to become an independent agency--similar to the Smithsonian Institution and separated from the Department of the Interior. Their reasoning relates to politics, finances, and science, and their proposal aims to safeguard the future of our national parks"--

Anyone can learn computer science, even at the elementary school level. This book delves into the essential computer science concept of problem decomposition using age-appropriate language and colorful illustrations. A meaningful storyline is paired with an accessible curricular topic to engage and excite readers. This book introduces readers to a relatable character and familiar situation, which demonstrates how problem decomposition is used in everyday life. Luis volunteers for a community campaign and learns how to break down a big project into smaller steps. This fiction book is paired with the nonfiction book Our Local Government (ISBN: 9781508137931). The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.

Do you have an idea to make your world a better place? Then make your ideas known by writing letters to people who can help. How?

In today's world, civic engagement is paramount in laying the foundation for the next generation of U.S. citizens. This book gives readers the tools they need to understand the civics concept of taking civic action. A relatable story and characters are paired with vibrant illustrations to teach readers the foundations of citizenship and civics. In this book, Kaya takes action by cleaning the park. This fiction book is paired with the nonfiction book Our Town Park (ISBN: 9781538364758). The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.