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A Rube Goldberg machine is designed to perform a simple task through a series of elaborate steps. These simple machines are named after Reuben “Rube” Goldberg, an American cartoonist, engineer, and inventor. Learn how these fun machines work and ignite a curiosity about STEAM topics! Created in collaboration with the Smithsonian Institution, this informational text features a hands-on STEAM challenge that is perfect for makerspaces. Make STEAM career connections with career advice from Smithsonian employees working in STEAM fields. Perfect for school reports and projects, this Spanish book...

The inspiring and timely story of Sonia Sotomayor, who rose up from a childhood of poverty and prejudice to become the first Latino to be nominated to the US Supreme Court. Before Supreme Court Justice Sonia Sotomayor took her seat in our nation's highest court, she was just a little girl in the South Bronx. Justice Sotomayor didn't have a lot growing up, but she had what she needed -- her mother's love, a will to learn, and her own determination. With bravery she became the person she wanted to be. With hard work she succeeded. With little sunlight and only a modest plot from which to grow,...

If we could take a trip to the center of the Earth, what would we find? In this amazing book readers can do just that with the help of a special ship that can handle the extreme heat and pressure deep beneath Earth’s crust. Digging through a few miles of the crust is just the start of the nearly 4,000-mile journey to Earth’s core. Readers might be surprised to find that not all of the trip is through solid rock, as the intense heat does strange and amazing things to the material that makes up our planet!

¿Qué compartes con las personas a las que quieres? Abuela Dorothy compartió su amor por los jardines con su hija Hillary y con su nieta Chelsea. Les enseñó que los jardines son lugares mágicos de aprendizaje, asombrosos espacios para el descubrimiento, puntos de encuentro con la familia y bellas áreas donde compartir historias y celebrar acontecimientos especiales. Pero, sobre todo, les enseñó que en su jardín su amor crecía y florecía. En esta inspiradora y reconfortante historia de madre-hija, Hillary Rodham Clinton y Chelsea Clinton se unen para mostrar a los lectores cómo...