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Take a trip to the British Museum as you explore its fascinating objects and geometric shapes! This famous London museum was built for exploration - and for learning geometry. Learn about its history and artifacts as you build your geometry skills. This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems,...

People today refer to the Midwestern and prairie states as flyover country. During the Civil War, crossing those areas was the biggest obstacle in uniting the East and West Coasts of our divided nation. An act of Congress in 1862 authorized the Central Pacific and the Union Pacific railroad companies to build a railroad that would link the coasts. Seven years later, on May 10, 1869, an overwhelmingly immigrant labor force completed the task when a rail line was join in Promontory, Utah. The states had become united at last.

This book gives students an in-depth look at how large telescopes work. The wonder and awe of space and the scientific instruments we use to study it both come shining through in this fascinating book. Full-color diagrams and illustrations will help students visualize how the technology of telescopes works. Students will learn about the creation of mirrors 8 meters wide and telescope teams that work together to create a telescope as powerful as if it had a mirror the size of the Earth!

The same fascinating content as Seymour Simon's AMAZING AIRCRAFT, thoughtfully translated into Spanish for use in the classroom or at home. Newly Updated 2012.