La historia de las innovaciones victorianas: Fracciones equivalentes (The History of Victorian Innovations: Equivalent Fractions)

Se trata de una pregunta que nos inquieta solo de pensarla, tan profundamente dependen nuestras vidas y sociedades del mundo científico-tecnológico de la electricidad. Entre los grandes protagonistas de ese mundo, destaca un serbio que después de estudiar ingeniería en Graz (Austria), emigró en 1884 a América, instalándose en Nueva York; un serbio de imaginación y habilidades descomunales, un excéntrico sin miedo a lo desconocido, que gozaba montando espectáculos para promover sus inventos: Nikola Tesla (1856-1943). Es difícil apreciar cuánto debemos a sus inventos: sus ideas y...

Los Cuadernos Everest de Matemáticas son un excelente apoyo para trabajar los contenidos abordados en el área de matemáticas.

Take a tour of the world's most fascinating landmarks! The Gateway Arch, Big Ben, the Pyramids of Giza, and the Sydney Opera House are just a few of the landmarks that students will learn about in this high-interest book. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, engaging sidebars, practice problems, and math diagrams make learning arithmetic concepts relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and...

Book Features: • Ages 4-8, Grades PreK-2 • 16 pages, 8 inches x 8 inches • Simple, patterned Spanish text with full-color pictures • Includes comprehension questions, writing prompts, and high frequency words • Graphic organizers and photo glossary included Bring Learning to Life: In Listos para las Ciencias: Los Objetos que no Son Seres Vivos, preschoolers—second graders learn about everyday things and objects that are not living beings. Science Made Fun: You are a living being! Is a cat, or a car? Young readers learn about what makes something a non-living being, and what some...