Mezclas y soluciones (Mixtures and Solutions)

Mnemonics is an age-old technique for remembering names, numbers, and many other things. In Spanish Memory Book, Junior Edition, William Harrison and Dorothy Welker offer onginal mnemonic rimes appropriate in subject matter and skill level for junior high and high school students to help them acquire and remember Spanish vocabulary. Included are mnemonic jingles for several hundred of the 2,000 most commonly used Spanish words. Each jingle contains both the sound of the Spanish word and its English meaning. The authors have also included a general pronunciation guide to Spanish vowels and...

This fascinating, Spanish-translated nonfiction book will allow elementary readers to discover the dangerous and strange creatures of the deep ocean. Readers come along on deep sea exploration to learn about marine animals they may have never heard of, including gulper eels, yeti crabs, and deep-sea lizardfish. With detailed stunning photos and images, informational text, a glossary of terms, and intriguing facts, children will be excited to learn about these unbelievable predators.

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of debugging. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers’ learning experience and show how debugging works in the real world. In this book, readers will find out why a magnet isn't sticking to a certain surface. This nonfiction title is paired with...

El Libro del alumno de tercer curso está organizado en dieciocho Unidades didácticas, divididas en dos partes de nueve Unidades cada una, dedicadas, respectivamente, a la Lengua y a la Literatura. Cada Unidad de Lengua consta de veinte páginas distribuidas en las siguientes secciones:Lectura inicial y actividades de comentario del texto, Comunicación y Sociedad, Estudio de la lengua, Taller de técnicas, Ortografía, Actividades de comprobación y Actividades de ampliación. La segunda parte del libro (Unidades 9-18) aborda el estudio de la Literatura. Las dos primeras Unidades (9-10)...