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.

History is full of unsolved crimes, mysterious disappearances, and strange sightings. Readers will discover some of the most well-known mysteries in history--including Amelia Earhart, Big Foot, and the Salem Witch Trials--in this fascinating, Spanish-translated nonfiction book. Featuring detailed images, intriguing facts, and informational text in conjunction with a glossary of terms and an index, readers will be enthralled from beginning to end!

Mi Libro de Español - Primer Grado (My First Spanish Book - First Grade) By: Mrs. Vivian Hoyle-Lane Illustrated by: Daniel Ortiz Echeverria Mi Libro de Español - Primer Grado is an educational book to teach Spanish from an early age. The book will help with small lessons and gradually help students to understand the Spanish language. The uniqueness of this book that follows the curriculum for first starts on a new language as Spanish and finishes reading and understanding what is in it.

Primera compilación de canciones originales. Se presentan los textos poéticos junto con las partituras: melodías y cifrados armónicos. ISBN: 978-987-86-2105-0 Título: Álbum musical infantil : volumen primero Autor: Regules Ortiz, Federico Oscar Fecha Publicación: 09/2019 Idioma: Español Soporte digital: Libro digital en formato PDF, 4 MB Páginas: 88 Formato: A5 14,08 cm x 21 cm

In today's chaotic world, opportunities abound for youth to disengage from community and worship. Once this happens, young people often don't come back. The National Federation for Catholic Youth Ministry wrote From Age to Age in 1997 as part of multiple-year response, to increase youth participation in worship. The document sparked national dialogue on how Roman Catholic parishes might best reach out to and involve youth in Catholic worship. From Age to Age revisits the liturgical principles of Vatican Council II and applies them in creative ways. The document provides strategies to help...