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...

Sobradamente conocida es la inspiración homosexual de un buen número de los plásticos modernos (Warhol, Hockney, Bacon, en el campo de la pintura, Duane Michals o Mapplethorpe en el de la fotografía artística, por citar sólo los más famosos), pero ni se había establecido una lista completa de los artistas modernos determinados por su opción sexual, ni nadie había delimitado hasta la fecha, con la precisión y finura interpretativa de E. Cooper, el alcance de la influencia del sexo en la práctica de los artistas homosexuales, ni la tradición cultural que dichos artistas a la vez...

This upper-level text, perfect for art and culture courses, introduces students to the customs and history of Spain. This volume features a wide variety of readings, cultural activities, and 600 questions about the history, literature, art, and traditions of Spain, as well as a CD-ROM of interactive activities.

Essays by well-known climbers accompany a range of superb color landscape photographs that echo the great traditions of the Ansel Adams and the Sierra Club large format books of the 1970s.

Explore the various islands that make up the Caribbean including the different plants and animals that inhabit this tropical paradise. Bright, dazzling photographs bring the Caribbean to life as readers are exposed to vocabulary related to the unique activities and customs of the Caribbean.