Las sierras desconocidas de Guadalajara

Learn all about the law of conservation of mass 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 with this nonfiction book that explores the law of conservation of mass in detail. Aligned to state and national standards, this leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.

No hay duda de que parte de la popularidad e interés que, a diferencia de otros filósofos coetáneos, sigue despertando hoy día Arthur Schopenhauer (1788-1860) se debe a su heterodoxia y a su amplitud intelectual de miras, que lo llevó no sólo a interesarse por las culturas orientales en una época en la que prácticamente eran desconocidas y despreciadas en Occidente, sino también a tenerlas en cuenta en su obra. Recopilado y organizado por Giovanni Gurisatti, autor asimismo del iluminador estudio que redondea el libro, NOTAS SOBRE ORIENTE reúne los pasajes, apuntes, fragmentos y...

In 1991, preparation for the construction of a new federal office building led to a startling discovery: a skeleton. Further excavation exposed the bones of 420 men, women, and children. This area of New York had been a burial ground set aside for both free and enslaved Africans during the 1600s and 1700s. It’s thought to be one of the most important archaeological discoveries of the 20th century. This noteworthy book—which includes sidebars, fact boxes, a timeline, and maps—fills in the gaps of history books, exposing much about what life was like in colonial New York for Africans.

Learning about a career as a molecular biologist is the perfect introduction to the practical applications of STEM. This career-focused book aims a microscope at molecular biology, helping readers understand DNA, genes, and the systems within a cell. Readers will also learn about advances in the field and how to work towards a job as a molecular biologist. Accessible text is paired with vivid visuals to keep readers’ interest as they learn more about this STEM topic. A graphic organizer and fun fact boxes present additional information to ensure a dynamic learning experience.