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.

La historia de la ciencia no es ni más ni menos que la historia de nosotros, los seres humanos, tratando de entender y explicar el universo que nos rodea. Y, como nosotros mismos, es contradictoria, misteriosa, intrigante, traicionera, ambiciosa, valiente y, por momentos, insólita. En este libro vas a conocer a personas curiosas, perseverantes, observadoras, testarudas e ingeniosas, y vas a acercarte a los caminos que las llevaron a descubrimientos increíbles, errores catastróficos y, sobre todo, a hacerse nuevas preguntas. La historia de la ciencia está llena de sorpresas, personajes y...

When it comes to landing a job, a portfolio has been a tool often used by graphic artists, architects, and possibly writers. In today's world, a portfolio may help just about anyone seeking a professional career. A portfolio is a collection of work samples that can bring to life the achievements and skills you present on a r廥um�. Addressing career-ready standards of the Core Curriculum, this essential book teaches readers how to build a powerful portfolio no matter what career path they are on. Tips are included on how to avoid mistakes, make a stellar presentation, and highlight student...

Juro lealtad a la bandera (I Pledge Allegiance to the Flag) teaches students about the Pledge of Allegiance. This book uses intriguing primary source images and documents and simple sentences to engage students in reading as they build their social studies content knowledge. For use in the classroom or at home, this Spanish book includes a simple glossary, captions and an index to introduce informational text features to young readers and provide additional reading support.

Mandalas are a reflection of life and when we color mandalas, skills and talents we didn't think we had rise to the surface. We develop a special and unique sensitivity to Mother Nature. We perceive everything with a new and growing intensity. In short, the satisfaction we feel is enormous.