Iguanodonte. Diente de iguana

Your lungs make sure that you use air wisely. Learn how the air passes from the lungs to the bloodstream in this story about your amazing body.

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 ...

This guide lays the groundwork for making well-conceived manga characters and comics. It starts with gathering the correct materials and supplies with tips on using them effectively.It goes on to show how to create different types of manga; drawing people and animals; the use of various manga techniques and effects; how to depict nature, props, weather, vehicles, buildings and the use of perspective; panel design and composition; and several in-depth discussions that explain the finer points of some techniques. A great overview into the world of manga comics that is clearly presented for the...

Este libro está principalmente destinado a los estudiantes de las diversas asignaturas del área de Mecánica de fluidos de la E.T.S. de Ingenieros Industriales de la UNED, aunque también puede ser de utilidad para otros estudiantes universitarios de ingeniería, especialmente en la etapa inicial en la que, después de haber estudiado los conceptos teóricos, se disponen a abordar los primeros ejercicios. Para la mayoría de los 224 problemas y ejercicios se proporcionan procedimientos de resolución detallados. En algunos casos se indican esquemáticamente los pasos a seguir y en otros se...