Hikikomori

La ciencia permite que las mujeres retrasen la tiranía del reloj biológico y programen su maternidad en el momento oportuno. Motivadas por las exigencias de su profesión, por no haber encontrado la pareja ideal o por razones de salud, cada vez son más las que deciden congelar sus óvulos y conservar la posibilidad de tener un hijo. En esta guía práctica encontrarás todo lo que necesitas saber sobre los diferentes métodos y su tasa de efectividad

Molecules and atoms can take the form of a solid, a liquid, or a gas. Each state of matter has its own properties. Together, these three states of matter make up most everything in the universe! Learn all about mixtures and solutions with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new concepts and vocabulary terms like solvent, polarity, compound, and solubility with this nonfiction book that is aligned to state and national standards. The leveled text supports students...

The reflection that is presented in this book is born of direct contact with schools that have a multicultural public, its dialogue with the faculty and pupils of these schools, and of the queries raised by its research in intercultural education.

Can you identify construction vehicles? Do you know what a harvester does in a wheat field? Discover the trucks and machines in this little book that will excite kids of all ages.

Readers will learn about arachnids, insects, arthropods, and even parasites in this fascinating, Spanish-translated nonfiction title. Featuring photos of these tiny creatures (some up to 100 times their normal size!), informational text, a glossary, and an index to aid in vocabulary development, this book will have children eager to learn more about these tiny creatures and the big impact they have on human life! This 6-Pack includes six copies of this title and a lesson plan.