Construimos un dron: Seguir instrucciones (We Build a Drone: Following Instructions)

Una guía al mundo prehistórico de los dinosaurios con mapas, ilustraciones, texto, y extensiones gráficas.

Mejor Novela Negra Extranjera 2014 seg�n los lectores de El Pa�s. Jo Nesb�, omnipresente en las listas de m�s vendidos (RTVE). Harry Hole es enviado a Sydney desde Oslo para que investigue el asesinato de una mujer noruega, Inger Holter, cuyo cad�ver ha sido encontrado entre oscuras rocas, al pie de un acantilado. La polic�a sospecha que fue violada antes de morir, pero no se ha hallado rastro alguno de ADN. Harry Hole tendr� como compa�ero de investigaci�n a Andrew Kengsinton, detective aborigen australiano. Ambos sospechan del novio de Inger, Evans White, atractivo camello ...

Mysterious ancient ruins, hidden deep in the jungle of southern Mexico In May 1840, explorers John Stephens and Frederick Catherwood road their mules along a steep, muddy jungle path. They were hoping to find the ruins of an ancient, deserted site in Mexico they knew only from visitors’ accounts. Through the trees, they spied the remains of a crumbling stone palace. Palenque! In the weeks they spent there, the men discovered intricately designed buildings and mysterious glyphs, or symbols. Who built this city? What did the glyphs mean? The questions remained largely unanswered until the...

Encourage readers to learn about the various animals that need help and what they can do to make a difference through volunteerism in this inspiring, Spanish-translated nonfiction title. Readers will discover different programs and organizations that work to protect animals, animal habitats, and endangered species through vibrant images and charts and informational text. Featuring a list of helpful and useful websites, this nonfiction title encourages readers to take part in animal activism in any way they can--from baking homemade dog biscuits to exploring careers that help sick or injured...