La Energía Solar (Solar Energy)

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

From the water they drink to the trees they climb, kids are connected to the natural world in big and surprising ways. With simple, poetic text and exquisite artwork, this book does more than introduce kids to these connections. It sparks their imagination. It starts conversations, and it delights all ages. Combining the ideas of environmental author Elin Kelsey with the inventive three-dimensional dioramas of artist Soyeon Kim, this remarkable picture book reveals ties that are often sensed yet seldom explained. And in a world dominated by technology, never have these incredible connections...

In the last one hundred years, Earth’s average temperature has risen one full degree. That might not sound like much, but it affects Earth’s oceans, land, plants, and animals. Learn all about global warming, the carbon cycle, the greenhouse effect, and weather and climate with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. This nonfiction book introduces students to new concepts, vocabulary terms, and STEM topics. With detailed images and fascinating sidebars, the leveled text supports students reading at...

Young readers are introduced to the concept of habitats in this colorful book. Each spread describes a different habitat and the animals that live there. Children will learn about habitats in forests, deserts, grasslands, wetlands, on mountains, and in the Arctic and Antarctic. An activity asks readers to use what they have learned to match photos of habitats with their habitat names.

Una nueva y cuidada edición del clásico, ilustrada por María Hesse. Clásicos inolvidables para disfrutar, compartir y dejar volar la imaginación. Una habitación propia es una obra icónica de la historia del feminismo. En él, Virginia Woolf trata temas como la dependencia económica, la carga de los cuidados y la poca presencia histórica de la mujer. Temas que, incluso hoy, generan fuertes debates. Esta nueva y cuidada edición del clásico, ilustrada por María Hesse, es una lectura clave y un ensayo de referencia en el feminismo.