Louis Pasteur

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

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...

Describes the Boston Tea Party, including the events leading up to the party, its immediate effects on American-British relations, and why it is still an important event today.

In June of 1870, Charles Dickens died before finishing his last novel, The Mystery of Edwin Drood. The ending of that novel would become one of the great literary enigmas of all time. In 2018 the filmmaker Hugo Almagro agrees to write a script about The Mystery of Edwin Drood.

Justo cuando más se preguntaba acerca de cómo sería su vida ahora que comenzara a usar brasier, una joven se percata de que todos los brasieres de su mamá han desaparecido. A partir de este extraño suceso, madre e hija se volverán cómplices entrañables en la lucha contra el causante de todo: el cáncer de mama.