Criptología digital (Digital Cryptology)

What’s the difference between a seal and a sea lion? These “second cousins” of the sea look similar, but there are many ways to tell these creatures apart. From ear shape to the noises they make to communicate, seals and sea lions are amazing creatures with both shared features and many truly unique attributes. They both share an ocean habitat, but when readers take a closer look, it’s easy to discover how they each fight off predators, mate, and raise their young in different ways. Captivating full-color photographs help to bring these marvelous mammals to vivid life.

This nonfiction Spanish book teaches students about the earth’s cycles, and introduces them to important scientific concepts and vocabulary terms like combustion, hydrosphere, biosphere, and fossil fuels. 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 supports differentiation. Keep students reading with this fascinating Spanish book.

Young children are natural problem-solvers and always looking for answers, especially when it involves interesting animals. This Spanish-language edition of Scaly Swimmers provides young curious readers with striking visual clues and simply written hints. Using the photos and text, readers rely on visual literacy skills, reading, and reasoning as they solve the animal mystery. Clearly written facts give readers a deeper understanding of how the animal lives. Additional text features, including a glossary and an index, help students locate information and learn new words.

Como estudiante en la prestigiosa escuela Bradley, Ani FaNelli no paso la mejor de las adolescencias. Ahora, con un trabajo glamuroso, un armario caro y un apuesto novio, esta muy cerca de vivir la vida perfecta y frivola por la que ha estado trabajando tan duro. Pero Ani tiene un secreto. Hay algo en su pasado que todavia la persigue: algo privado, oculto, secreto y doloroso que amenaza con destruirlo todo. Con una voz y un estilo tan singular como lleno de giros dramaticos, La chica que lo tenia todo explora la presion insoportable bajo la que viven muchas mujeres, aquellas que se ven...