La compra de Luisiana (The Louisiana Purchase)

Swamps are one kind of wetland biome. Like other wetland biomes, a swamp’s water must be clean in order for the wildlife in it to thrive. Readers learn the main features of both freshwater and saltwater swamps, as well as where some of the biggest swamps are on Earth. Science curriculum topics such as food chains and conservation make the main content a great complement to classroom learning. Full-color photographs and inset maps aid readers in identifying this interesting biome in the world around them.

Expanding on our popular Let’s Explore Science series, this book focuses on the scientific method. The scientific method is a step-by-step process for solving science problems. Scientists use it every day. Explaining each of the five parts; observing and asking questions, researching your topic, forming a hypothesis and testing it, designing and conducting an experiment, and analyzing and drawing conclusions from your result are all mapped out in detail. Learn how this straightforward topic can sometimes be a little trickier than it seems! This book will allow students to generate and...

Biografía de Azucena Villaflor es un material indispensable para quien quiera conocer detalles del origen de Madres de Plaza de Mayo. Del origen contado por sus propias protagonistas. Y para conocer a Azucena desde tres generaciones anteriores. Pero sobre todo, para recorrer al lado de ella los días tremendos desde el 30 de noviembre de 1976 cuando la dictadura secuestra a su hijo Néstor, hasta que es arrojada desde un avión de la Marina, con vida, al mar.

Este libro perteneciente a la Colección "Niños Artesanos", invita a niños y niñas a conocer la cultura Rapa Nui, a través de su cultura material, en específico, su artesanía, mostrando cada objeto y proponiendo su replicación con materiales de fácil acceso.

Students will gain a deeper understanding of the Cold War by delving into major social studies topics in this project-based examination. The volume presents a series of broad questions touching on major themes in the social studies curriculum. Each question is accompanied by several paragraphs examining that question in the context of the Cold War, as well as a detailed project that prompts readers to think critically and present their findings or opinions in a particular format, such as a poster with side-by-side comparisons, a persuasive essay, or a class presentation.