¡Sin resolver! Lugares misteriosos

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This Spanish-translated book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, who works against it, and all other forces that contribute to a successful dive or climb. After reading this Spanish-translated book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

¿Cómo involucras realmente a los estudiantes en el aprendizaje de la historia? Cuando los estudiantes establecen conexiones personales con la asignatura, están mucho más motivados para aprender. Este libro de fuentes primarias proporciona relatos de la historia de primera mano que brindan a los estudiantes una visión personal de los eventos históricos. Aprenda sobre el accidentado camino de California hacia la condición de estado con este libro en español que desarrolla la comprensión lectora y la alfabetización en estudios sociales. Con un diseño visualmente atractivo, este libro...

Isa and Fer find out there's going to be a new baby in the family. Isa is delighted but Fer has mixed feelings.

Day of the Dead is a very important holiday in Latin America. It is sometimes incorrectly thought of as a morbid holiday, or a Mexican version of Halloween. While the word "dead" or "muertos" is in the name, this holiday is the way that the people of Mexico honor the lives of ancestors, celebrate the joy of life, and connect with their Mexican heritage. Young readers will enjoy the amazing, colorful photographs of the Day of the Dead celebration, and a supportive glossary helps expand their vocabularies along with their cultural awareness.

Una guía para sobrevivir a la adolescencia masculina, sin morir en el intento. Confidencial Contiene información valiosa para todas aquellas víctimas de la epidemia adolescente y sus síntomas más notorios: invasión de pelos y acné, neuras inmanejables, contradicciones crónicas, insomnios frecuentes, bronca escolar implacable, amoríos platónicos, resistencia pasiva, enmudecimientos prolongados y ¡desesperación familiar! Con un tono directo y sin prejuicio, este libro busca orientar y dar respuesta a temas difíciles como los músculos, los deportes, las mujeres, el acné, datos...

Brief biographies of well-known men and women, from ancient time to the present day, who made significant contributions in various fields.