Actos Bondadosos (Showing Kindness)

Learn how technology has improved lighthouses over time with this book that features a hands-on STEAM challenge and uses real-world examples to give insight into how the engineering design process is used to solve problems.

Uncovers the secret codes that different animal species use to relate to each other, revealing that communication among certain animals is not different from human communication.

Over the years, people have looked for ways to improve our imperfect sight. This has led us to the world of optics, which is the study of light and how it travels. What are some of these innovations that have changed how we see the world, and how do they work? Find the answers to these questions with this Smithsonian Informational Text! Created in collaboration with the Smithsonian Institution, this text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step...

Tras los últimos y sombríos años del reinado de Luis XIV las costumbres cambian por completo: la aristocracia se entrega al lujo, convierte el deseo en motor de su vida y hace del amor un juego presidido por una libertad absoluta que provoca unos excesos que los siglos siguientes no alcanzarán. La novela libertina da cuenta de esa realidad, con delicadeza unas veces, con crueldad otras, pero siempre con la mujer como centro de todas las pasiones, capaz de seguir el juego con delicadeza o dejarse arrastrar hasta los límites más arriesgados del deseo. Toda la sociedad del siglo se embarca ...