Los huesos de Descartes

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...

Colección de 26 cuadernos independientes de los cuatro cursos de Secundaria. Para trabajar y consolidar todos los contenidos de la ESO de acuerdo a las necesidades de cada alumno.

A boy has a good time attending a fair with his grandmother in San Luis de La Paz, Mexico, as she teaches him Spanish words and phrases and he teaches her English.

Hay ciertas palabras que son, ay, un dolor de cabeza. ¿Has o haz? ¿Tubo o tuvo? ¿Vallas o vayas? ¿Ves o vez? La maestra Evita E. Rores te da el remedio para que siempre, lo que se dice siempre, sepas cómo se escriben las cosas. -----------------------------------------------------------------------------------------------------There are certain words that, ouch, can be a real headache. Miss Evita E. Rores (aka Miss Write) gives you the everlasting cure so that you will always and forever remember how words are spelled.