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Small and large, short and tall, little and big, these are all words that help us describe size. This math concepts volume doesn't just "tell"; it shows early learners the difference between concepts, introduces them to synonyms, and helps them learn to sort a group according to size. Classification is an important concept for the early elementary mathematics student, but the text and photographs in this book, including dogs, fish, and birds, make it fun!

Why do continents matter? From economics to weather science—and everything in between—knowing the characteristics of the continents expands readers’ perspectives in every school subject. This fundamental information is a building block of many future lessons and an essential part of elementary education. This book presents a focused, clear, age-appropriate look at Earth’s continents that young readers are sure to find both informative and interesting. This volume is also packed with colorful maps that are labeled and explained to foster young readers’ comprehension of this important...

Rabbit burrows play an important part in the life of a rabbit. A burrow provides a place to live, a place to raise baby rabbits, and a place to stay safe from predators. This volume, which was written to support elementary science curricula, examines the role a burrow plays in the survival of a warren, and how that in turn helps rabbits contribute to ecosystems around the world. The text’s age-appropriate, science-rich content focuses on rabbit behavior and encourages readers to draw connections between what they learn in science class and what they see outside. This text is complemented by ...

Durante uno de sus paseos por la playa, Anastasio, un adolescente tímido y retraído, se hace amigo de Enrique, muchacho alegre y de fuerte personalidad, que lidera una pandilla de jóvenes alocados.De espaldas a la guerra civil que asola a España, ambos van creciendo mientras descubren el mundo: Anastasio, inseguro y apasionado, recibirá la llegada de la sexualidad con temor y recelo; Enrique madurará a saltos, con el impulso de quien desea conocer los secretos de la vida por encima de todo.Una de las más ambiciosas obras de Torcuato Luca de Tena.