La Carta de Derechos (The Bill of Rights)

En la Antártida, un terremoto se traga a un equipo de científicos y deja al descubierto un misterioso monu-mento más antiguo que la propia Tierra. En Perú, el arqueólogo Conrad Yeats es apresado por el ejército de los EE.UU. para que lo investigue. En Roma, el Papa envía a la lingüista Serena Serghetti, con las mismas inten-ciones. En el espacio, un satélite informa de cuatro descomunales tormentas alrededor del Polo Sur... Las leyendas de una civilización perdida y las profecías religiosas conducen a un descubrimiento que cambiará el destino de la Humanidad... Es el resurgir de...

Like all living things, plants need to reproduce to survive. Wind, water, animals, and people all play a role in this process. This nonfiction Spanish book teaches students about plant reproduction, and introduces them to important scientific concepts and vocabulary terms like angiosperm, gymnosperm, gametophyte, and pollination. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text...

El niño Claudio se fija en las cosas que ocurren en un campamento de verano para niños con poderes sobrenaturales.

Students will gain a deeper understanding of the Cold War by delving into major social studies topics in this project-based examination. The volume presents a series of broad questions touching on major themes in the social studies curriculum. Each question is accompanied by several paragraphs examining that question in the context of the Cold War, as well as a detailed project that prompts readers to think critically and present their findings or opinions in a particular format, such as a poster with side-by-side comparisons, a persuasive essay, or a class presentation.