Lobachevski

Molecules and atoms can take the form of a solid, a liquid, or a gas. Each state of matter has its own properties. Together, these three states of matter make up most everything in the universe! Learn all about mixtures and solutions with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new concepts and vocabulary terms like solvent, polarity, compound, and solubility with this nonfiction book that is aligned to state and national standards. The leveled text supports students...

El valor y los sueños. Poemas escogidos (1970-2016) es una antología de la obra de Luis Alberto de Cuenca, pero no es una antología más. Tras una introducción general a su poesía, brinda al lector un completo recorrido de más de 150 poemas por los libros «oficiales» del poeta –teniendo en cuenta títulos habitualmente orillados como Los retratos o La mujer y el vampiro– y, además, añade una veintena de textos poco conocidos o inéditos, nunca recopilados en ninguno de sus libros al uso, y otra veintena de traducciones del poeta, tratando con ello de ofrecer la imagen más...

This informative Spanish-translated book gives readers a look into the Constitution and the Bill of Rights. Readers will learn about the three branches of government--executive, legislative, and judicial--as well as the way each of those branches works to keep order and the various aspects including Congress, the Supreme Court, the House of Representatives and the Senate. Featuring detailed images, stunning facts, and supportive text, this book will have readers interested, engaged, and eager to learn more about the development of the Constitution. Other featured topics include the Federalist ...

Discover How Katydids Got Their Name, That There Are Hundreds Of Kinds With Different Colors And Body Length, What They Eat, And How They Reproduce.