Si, Poesia

Venerado y vilipendiado a un tiempo, Lobachevski se cierne imponente sobre la matemática del siglo XIX. Al igual que sucede a la mayoría de los mitos, el Lobachevski real está oculto por capas de negligencia y desconocimiento. Su fantástica obra, argumentaban muchos, no era otra cosa que herejía matemática, una senda falsa. Lobachevski es una personalidad abrumadora, un soñador empedernido, un hacedor de mundos imposibles pero reales. Lobachevski es, para muchos, una persona desconocida. Este libro cuenta la historia de un hombre sencillo, pero sagaz, obstinado y profundo desde el...

Simple text and photographs introduce the purpose of money, how old coins and paper money are disposed of, and how new money is made.

In this basic concept, Spanish-translated nonfiction book, bright photos and simple, Informational text encourage beginning readers to compare sizes to find what's big and little in their world! This 6-Pack includes six copies of this title and a lesson plan.

Collection of 50 traditional children's folk songs in English, with standard scores and TAB's. Graphic of every chord. A very good resource to start learning to play the ukulele, read music and learn English. Easy level. Great musical resource for the music classroom. Enjpy great music moments in family. Songs included: A tisket, a tasket – Aloha oe – Alphabet song – Amazing grace – Are you sleeping brother John ? – Aura Lee – Brahms’s lullaby – Buffalo gals – Down by the riverside – Five little monkeys – Happy birthday – It’s raining, it’s pouring – Kumbaya my...