¿Por qué hibernan los animales? (Why Animals Hibernate)

Diamonds and salt are both minerals, but diamonds are more rare than salt. Curious readers will learn what physical and chemical conditions must be present for minerals to form. They'll discover how minerals are identified and how they are used in daily life. Informative and interesting text presents readers with this science content in a fun way. A graphic organizer shows how different minerals are identified and fact boxes provide readers with exciting supplementary information.

Obra de gran utilidad para cualquier persona interesada en usar el idioma con corrección. fluidez y precisión.

¿Qué quiere ser cuándo crezca? En Cuando crezca, descubrirá cuantas cosas diferentes podrá hacer! (What do you want to be when you grow up? In Cuando crezca, you will discover just how many things you can be!) A little boy explores being a doctor, dentist, singer, fire fighter, pilot, teacher, construction worker, cook, famous baseball player and more in this adorably-illustrated book. At the end of the day, he still can’t decide because he’s only 7! Cute text, coupled with beautiful watercolor art, illustrates each occupation in a fun, child-like way. Learn simple English words and...

Eleven-year-old Jenny, whose family came from Russia to America to start a new life, meets the famous Russian composer on his 1891 trip to the New World and writes about it in her diary.

Bárbara Molina es desaparecida misteriosa y violentamente cuando tiene quince años. Es un enigma que, después de cuatro años sin resolverse, va a verse sacudido por nuevas claves. "Una historia de mentiras, secretos, engaños y falsas apariencias que pone el dedo en la llaga sobre mitos incuestionables. Un relato escalofriante que disecciona la hipocresía de la sociedad moderna. Una denuncia valiente de los abusos sexuales infantiles, sus devastadoras consecuencias y su invisibilidad en este mundo bienpensante nuestro."-- Back cover.