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...

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...

Take a trip to the world market for an exciting way to learn about standard measurement! This title, that has been translated into Spanish, takes young readers to markets around the world, showing them how to measure common food items with standard measurements. Some things are measured by length! Some things are measured by weight! Children will learn these and other measurement techniques through vibrant images, fun examples, and simple mathematical charts, enhancing their mathematical and STEM skills. This 6-Pack includes six copies of this title and a lesson plan.

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...

La democracia tiene que ver con todos, incluyendo a los niños. La democracia nos permite, por medio del diálogo, la participación y el voto para que todos podamos vivir en armonía. Con este libro podremos fomentar una educación que promueva en los niños el ejercicio responsable de su libertad, el desarrollo de su autonomía moral y la solidaridad y preocupación por el bienestar colectivo a través de la participación democrática. Democracy has to do with everyone, including children. Democracy allows us, through dialogue, participation and vote so that we can all live in harmony....