Matemáticas en el cinturón de asteroides (Math in the Asteroid Belt)

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.

Examines the nature of human rights, including the gradual development of the idea that all people, regardless of gender, color, or wealth, are citizens with rights, not just subjects with duties, and discusses the growth of social rights and the case against torture.

Stephen F. Austin grew up to become known as the Father of Texas. Readers can learn about his interesting and incredible life in this appealing biography that has been translated into Spanish and highlights both Austin's life and Texas history. Through vivid images and illustrations, supportive text, an accommodating glossary and index, and fascinating facts, readers will learn about Texas pioneers, the empresario system, Freemasons, and how Austin became such an important figure in Texas history.

Ants are so important to our ecology that some scientist fell that if ants ever disappear so might humans! SOY UNA SEMILLA es un libro de la serie Hola, lector! que muestra la diferencia entre dos semillas, asi como su evolucion hasta llegar a convertirse en plantas. Los ninos disfrutaran del texto dinamico con el que esta escrito este libro.

Un libro emotivo y personal de los diseñadores de The Acoak, una pareja que inspira a miles de seguidores en Instagram. ¿Adónde van los recuerdos? ¿Es posible crear nuestra propia suerte? ¿Escuchar cuenta como medio de transporte? En estas páginas ilustradas con la sencilla elegancia de The Acoak encontrarás pequeñas píldoras que reflejan la vida cotidiana. Hay un texto para cada situación: momentos de paz, periodos de dudas, reflexiones poéticas y consejos pragmáticos... Para inspirarte en tus mejores días o reconfortarte en los que sería mejor olvidar. A veces necesitamos que...