La fuerza y el movimiento (Forces and Motion)

Understanding light and color might seem impossible, but if readers already know the colors of the rainbow, they're part of the way there. Including the light spectrum, wavelengths, and other key concepts, this book tackles light and color for those falling behind in class because of their reading skills. The main text is written with these struggling readers in mind, accompanied by full-color photographs and diagrams to aid understanding. An extended glossary introduces and explains all the vocabulary readers need to continue learning about light and color.

Nicaragua is the largest country in Central America. Covered in thick forests, this tropical country was a part of the Spanish Empire for around 300 years. Become introduced to Nicaraguans and their way of life in this elementary title for young students.

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.

These diaries feature the loves, friendships, and family lives of Pascualina and Aldonza, a.k.a Artilugia, providing positive messages and advice for adolescents. Each includes bookmarks, stickers, and plastic pocket pages for storing special items. This diary of Pascualina's younger sister, Aldonza, chronicles her attempt to reconnect with a lost love through the adoption of a gypsy alter ego, Artilugia. Estas agendas revelan los amores, amistades y la vida familiar de Pascualina y su hermanita Aldonza, también conocido como Artilugia, mientras proporcionan mensajes positivos y consejos...

Cuando alguien dice “Fui con mi psiquiatra” o “Acudí al psicólogo”, es muy posible que un oyente le pregunte: “¿En serio, tú? Pero si te ves como una persona normal”. Esto suena decepcionante en una sociedad que debería haber madurado para entender, en primer lugar, que por algo existen las carreras universitarias para formar profesionistas que atiendan problemas mentales y emocionales. Ellos ayudan a que la sociedad no esté mucho peor de lo que se haya con tantos factores estresantes y males mentales. Y, en segundo lugar, recordemos que el ser vivo sano está regido por el...