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Provides The History Of Biofuels, Different Uses, Positive And Negative Characteristics, And How They Will Impact The Future.

Eco-Friendly Energy Is Explained. The Most Current Information Is Provided While Establishing The Understanding That It Does Not Take Much To Make The World A Better Place.

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

Learn about the different places that people call home--from apartments to cottages and castles to farmhouses. With bright, vivid photos and easy-to-read informational text, this Spanish-translated nonfiction title introduces readers to different cultures' definitions of "home."

¡Ven y acompaña a Toodles por algunos días llenos de diversión! Ella, una adorable osita, junto con su mamá, su papá, su hermano y hermana vivirán aventuras muy curiosas a lo largo de esta historia. Mientras Toodles ecperimenta la vida cotidiana, se dispara su curiosidad acerca de la ubicación del Cielo, pero se pregunta si los eventos que ocurren a su alrededor tendrán alguna semejanza con el Cielo. Este libro, ilustrado con material original, y con referencias de las Sagradas Escrituras, es una excelente manera para facilitar el entendimiento del Cielo, y le permitirá a los niños ...

Navigation instruments have changed over time. Lodestones, sunstones, and sextants helped early navigators find their way. Modern technology makes navigation more precise than it has ever been. But the roots of navigation still remain. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational 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 of the engineering design process and is perfect for makerspace activities. It ...

Sofía and her friends accuse someone of theft based on his appearance, but when the truth comes out, they learn a lesson about passing judgment based on superficial traits.