Con la energía del Sol ebook

Learn how light pollution prevents us from seeing the stars and causes other problems as well. This Spanish book features a hands-on STEAM challenge that gives insight into how the engineering design process is used to solve real-world problems.

A family wants to share a pizza, but who gets how much? And how do they know? The answer is mathematical equations! Mathematical equations can be applied to food measurement, the human body, and even outer space! Students will answer different questions on mathematical equations in the book Comenzó con una pizza (It Started With Pizza). Used in the classroom or at home, this Spanish text includes a glossary, an index, engaging images, and easy-to-read text to help students build their math and reading skills while they are engaged in reading high-interest content.

A selection of children's poems by Rafael Alberti, Federico García Lorca, Ramón Gómez de la Serna, José A. Goytisolo, Nicolás Guillén, and others.

Eleven-year-old Jenny, whose family came from Russia to America to start a new life, meets the famous Russian composer on his 1891 trip to the New World and writes about it in her diary.

Charles Taylor es probablemente -junto a su amigo e interlocutor, Jürgen Habermas- uno de los filósofos más influyentes de la segunda mitad del siglo XX. Ágil, vivaz y enérgico, su pensamiento forma parte de los grandes clásicos de la historia del pensamiento filosófico occidental. Su naturaleza comprometida -que le llevó a participar en la política quebequense en su juventud- y su significativa contribución -no siempre justamente comprendida- en el debate entre comunitarismo y liberalismo en la década de los noventa contribuyeron a que Taylor fuese identificando como uno de los...