Louis Pasteur

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.

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

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

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these fast dinosaurs face-to-face: The Gallimimus could outrun a sandstorm! The Struthiomimus may have been the fastest dinosaur. It could run up to 60 miles per hour! The Liaraptor ran until it took off into the air! These may have...

El dueño de una empresa farmacéutica se enfrenta a una crisis de ventas. Un colaborador le propone un plan perfecto: robar una cepa de «gripe española», un virulento virus que causó la pandemia de gripe más mortífera de la historia. Cuando la OMS aprobara la creación de la vacuna, el laboratorio ya la tendría lista. Una operación que les permitiría no sólo salvar la situación, sino también hacerse inmensamente ricos.

Learn the many steps that must be followed to make a car! With vibrant, detailed photos, informational, Spanish-translated text, and a chart to show steps of the assembly line, even the most reluctant reader will want to learn more about this fascinating factory!

Readers learn the basics of caring for common household pets, from physical features, to behavior, to diet. Also explored is how the animal's natural habitat differs from the habitat provided in the home.