Preocupación

This book provides an introduction to the Spanish language, showing where it is spoken and who speaks it, differences and similarities between Spanish and English, and introducing some key basic vocabulary and phrases.

“Dino” Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children’s books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these small dinosaurs face-to-face: Little Lesothosaurus was the length of a house cat! Epidendrosaurus could climb into trees like a squirrel! Liaoceratops had body armor and horns-and was only the size of a collie dog! Plus,...

Think about your favorite computer program or smartphone app. Do you know how it was made? In this book, readers will learn about the work that goes into creating the software we use every day. Exciting fact boxes and sidebars add depth to the text with additional information about the software design process. Readers will gain an understanding of the various steps of the software development life cycle. They'll also be introduced to famous software architects and STEM concepts from the Next Generation Science Standards throughout the text.

Un libro completamente fotografico con ideas, tecnicas y mucha inspiracion para utilizar los crayones en el cuerpo. Faciles de usar para las manitas de los niños. Contiene seis crayones de gran calidad no toxicos y son facilmente lavables, ademas se puede

"Estos crímenes se ilustran con una serie de imágenes y alcanzan la categoría de ilustrados porque nos remiten al tejido social de donde proceden. En "Fraternidad", un joven asesino a sueldo bucea en una saga familiar; en "Un tigre al acecho", el amigo fiel aborda el fracaso de una pareja de triunfadores como una sucesión de episodios de película; "Traviata" establece un inesperado paralelismo entre la protagonista de la ópera de Verdi y la soprano que representa el papel; y en "Viaje de inspección por la zona norte", un personaje salda cuentas con quienes lo han convertido en un...