Copos de nieve

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.

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...

Los libros considerados clásicos no muerden ni son soporíferos. Este libro supone una invitación a los espíritus curiosos a que comprueben que uno puede leerlos y disfrutar con sus propuestas: basta con liberarse de prejuicios y atreverse a emitir opiniones propias, por extrañas que parezcan. El autor, mediante un personal paseo en compañía de dos héroes (Héctor y el Cid) y dos antihéroes (Henry Fleming y Bartleby), protagonistas de cuatro clásicos, reflexiona sobre los personajes literarios con la intención de contagiar su pasión por la lectura de un modo sencillo y riguroso....

A stinky look at the history of personal hygiene reveals fascinating facts, such as the invention of the toilet, how many times Queen Elizabeth I had a bath, how the first sewers were built, and much more.

In an online world where the amount of information seems to increase exponentially even week to week, student researchers can find it an ever-greater challenge to distinguish credible, vetted content from hearsay and misinformation. This book on citing internet sources will help them determine which online sources are trustworthy and which are not. Its lively and engaging instructional tips will help readers successfully negotiate the vast landscape of information out there. They will produce quality research for papers now and beyond in their academic careers with skill and confidence.