Desafíos matemáticos

Sesenta autores, desde catedráticos de universidad hasta estudiantes de Secundaria y Bachillerato, nos presentan los cuarenta desafíos que la Real Sociedad Matemática Española propuso con motivo de su centenario.Son cuarenta estimulantes retos que avivan el ingenio. Enfrentándose a ellos, el lector se sentirá un auténtico investigador matemático.Pero no hay que asustarse. No es necesario saber muchas matemáticas. La herramienta esencial para resolver los desafíos es pensar ordenadamente.

Read the fun clues on each page and lift the flaps to discover animals and the sounds they make and learn English words along the way! Full of first words and colorful photographs, Who Am I?/¿Quién soy? is the perfect way to introduce a second language. The carry-along handle makes it easy to read this board book anytime, anywhere!

¡Descubre los secretos de la ciencia con «Futuros Genios»! El pollo Darwin se siente el animal más chiquito de la granja y querría ser grande y fuerte como un dinosaurio. ¡Acompaña a Valentina en esta aventura sobre la historia evolutiva y descubre cómo consigue que el pollo Darwin se sienta finalmente orgulloso de su especie! «Futuros Genios» es una colección pensada para compartir un momento de lectura y aprendizaje en familia. A través de ilustraciones sencillas y divertidas, Carlos Pazos, divulgador científico conocido por su blog Mola Saber, explica las nociones básicas de...

Throughout history, women were kept in the home and out of the workplace. Over time, however, women began breaking out of their traditional roles and entering spaces traditionally occupied by men—including the boardroom. This biographical text looks at the lives of the fascinating females who broke barriers in business. Coco Chanel, Estee Lauder, Oprah Winfrey, Melinda Gates, and Sheryl Sandberg are just some of the groundbreakers covered in this text. Age-appropriate text, colorful visuals, fact boxes, and a comprehensive timeline complete the learning experience.

This magnificent book uses beautiful photography to help young children understand why some oceans are warm and some are cold, which kinds of plants and animals live in oceans, and how the bodies of ocean animals are built to help them glide through water. Children will be delighted by the images of seals, penguins, polar bears, dolphins, and more.