El Tío Sam

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...

En 1931, Jorge Luis Borges (1899-1986) y Adolfo Bioy Casares (1914-1999) iniciaron una larga amistad literaria, cuyas consecuencias serían fundamentales para la literatura en lengua española. Desde 1947, el propio Bioy comenzó a registrar, con minuciosidad y precisión, las «interminables, exaltadas conversaciones» que mantenían casi diariamente, afanes en los que perseveró durante cuatro décadas y que condujeron a las 1700 páginas del extraordinario BORGES (Destino, 2006). Preparada también por Daniel Martino, se presenta ahora esta no menos indispensable edición de páginas...

What continues to expand to take up all the space it can? Gases! Gas is a state of matter, like a liquid or a solid. But it has properties that are quite different. In this Spanish-translated book, read all about the differences and what makes a gas a gas.

Posing questions which range from the most unusual matters to the most elementary ones, Questions that make your hair stand on end 2 focuses on the Earth and the Sun. Readers will be able to entertain themselves with very illustrative experiments and will also get to know what is so special about the Eiffel Tower, who Diogenes was, why Magellan lost a day on his way, why we get goose bumps, how can temperature be measured with a cricket, among other curious facts. In addition to the recognition of critics and readers, Questions that Make Your Hair Stand on End 2 was awarded the Premio...