La historia de: los sistemas numéricos: Valor posicional

Learn the history of number systems with this engaging Spanish book! This text combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn place value while reading about the number systems of the Egyptians and Romans, and also learn important vocabulary terms like cuneiform, binary systems, roman numerals, and more! The full-color images, math charts, and practice problems make learning math easy and fun. The table of contents, glossary, and index will further understanding of math and...

In 1939, a war that would encompass the world began in Europe. Readers will learn about the causes of World War II in this nonfiction Spanish-translated book. The supportive text and fascinating sidebars work in conjunction with the stunning photos and appealing scrapbook layout to provide an enjoyable and enlightening experience that teaches readers about such events and topics as Pearl Harbor, blitzkreig, and concentration and internment camps. Readers will also learn about infamous figures from the war like Adolph Hitler, Sir Winston Churchill, Franklin Roosevelt, and even Rosie the...

OF COURSE you think I was the bad guy, terrifying poor little Jack. You don't know the other side of the story. Well, let me tell you... Fully translated Spanish text. SEGURO que piensas que yo soy el malo del cuento y que me dedico a aterrorizar al pobre Juan. No conoces el otro lado de la historia. Pues bien, te la voy a contar...

¿Sirve la experiencia de los demás a la hora de afrontar una situación difícil en la mar? ¿Podemos adquirir a través de sus relatos la llave que nos abra las puertas de la seguridad y la supervivencia? ¿Reaccionamos bien ante cualquiera de los imprevi

One night, a renowned and now retired literary publisher has a vivid dream that takes place in Dublin, a city he's never visited. The central scene of the dream is a funeral in the era of Ulysses. The publisher would give anything to know if an unidentified character in his dream is the great author he always wanted to meet, or the ghostly angel who abandoned him during childhood. As the days go by, he will come to understand that his vision of the end of an era was prophetic.