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...

Laura Nogués parece tenerlo todo: arquitecta de éxito e hija de una importante generación de perfumistas de Barcelona, está felizmente casada conun neurólogo de renombre. A pesarde todo, no es feliz, por lo que abandonará su prometedora carrera y se lo jugará todo para perseguir su sueño: “Jazmines”, un especialísimo balnearioen Grasse, la cuna de los aromas, en el que el perfume será el protagonista absoluto de todo. Sin embargo, la tragedia sobrevuela el sueño de Laura: una misteriosa mano negra intentará acabar con su carrera y con su matrimonio, y un terrible accidentele...

In cartoon format, uses zombies to explain the science of forces and motion. Fully translated Spanish text.

Learn how technology has improved lighthouses over time with this book that features a hands-on STEAM challenge and uses real-world examples to give insight into how the engineering design process is used to solve problems.

Celebrating tolerance and acceptance, each title in this constructive and accessible series focuses on the rewards and challenges of having a friend with a disability. Everyday situations are accompanied by informative sidebars that provide details about the highlighted disability.