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.

¿Qué significa migrar? Descubra qué animales migran y por qué migran a través de fotografías detalladas y texto simple. What does it mean to migrate? Discover which animals migrate and why they migrate through detailed photographs and simple text.

Rodeo Barrel Racing Is Described In This Book. Readers Learn About Necessary Equipment And Techniques, Famous Riders, Animals, Records, Venues, And Championships.

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!

Crawl around with Beetles! This title covers everything from what beetles look like to what they like to eat. Complete with a More Facts section, bolded glossary terms, and diagrams pointing out specific body parts. Young readers will gather basic information about beetles through easy-to-read, simple text alongside stunning full-bleed photographs. Translated by native Spanish speakers. Aligned to Common Core standards and correlated to state standards. Abdo Kids is a division of ABDO.