Un polizón en la maleta

Basado en los estudios musicológicos más recientes y completamente actualizado, el DICCIONARIO HARVARD DE MÚSICA contiene extensos artículos sobre la música de este siglo, incluyendo el jazz y el rock, así como la música dodecafónica, serial y aleatoria; entradas exhaustivas sobre la música de África, Asia, América Latina y Oriente Próximo, y sobre todos los estilos y formas de la música occidental, además de descripciones de los instrumentos musicales y su evolución histórica. Los artículos enciclopédicos alternan con entradas más breves de referencia rápida, concisas y...

Learn how scientists channel energy from the sun to power awesome innovations! Created in collaboration with the Smithsonian Institution, this STEAM book will ignite a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual Smithsonian employees working in STEAM fields. Perfect for English language learners, this Spanish book builds 1st grade students’ early literacy skills.

A thoughtful discussion of violence in schools, complete with examples of incidents and suggestions for coping.

Healthy Habits is a collection of four stories featuring the Chiminis, fictitious characters that live in the forest and are as small as pine cones. In each story, one of the Chiminis has an adventure that highlights the importance of hygiene, a good diet, and exercise, and offers general health advice.