Arthur Conan Doyle

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.

Take a virtual tour of the Smithsonian National Zoo’s Small Mammal House with this high-interest STEAM book! Along the way, learn how zookeepers designed a habitat for the black-footed ferret, an animal once thought to be extinct. You’ll also learn about the many factors the keepers take into consideration when designing zoo enclosures. Created in collaboration with the Smithsonian Institution, this Spanish 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...

Discusses the physical characteristics of great white sharks that combine to make them such able predators.

Esta es una colección de pequeños alienígenas guardianes de la naturaleza que salen de su planeta en la búsqueda de la mayor contaminador del universo, el malvado Zirt Zlunder. Se escapa y viene a parar en la Tierra. En este libro Zirt Zlunder el contaminador está contaminando el Ártico, donde se escondió. Los Pequeños Guardianes Ellos encuentran Zirt Zlunder e impedirán que contaminen el Ártico. ¿Tendrán éxito? ¿Deberán arrestar a Zirt Zlunder el terrible contaminador?