Las Libelulas

Farmers use tractors to plow their fields. Tractors are also used on construction sites. The biggest tractors are as wide as a road. Learn more about these machines in Tractors, an AV2 media enhanced book

¿Sabías que los insectos palo se llaman ninfas cuando son jóvenes? Las ninfas cambian la piel cuando crecen. Aprende más datos fascinantes en Los insectos palo, uno de los libros de Insectos Fascinantes. Did you know that stick insects are called nymphs when they are young? Nymphs shed their skin as they grow. Learn more fascinating facts in Stick Insects, a Fascinating Insects book.

El crucero es uno de los barcos más grandes del mundo. El barco crucero más grande puede llevar unas 8.700 personas a bordo. Aprende más sobre estas máquinas poderosas en Los cruceros, uno de los libros audiovisuales de AV2. Cruise ships are some of the largest boats in the world. The biggest cruise ship can carry about 8,700 people. Learn more about these mighty machines in Cruise Ships, an AV2 media enhanced book.

Learn how scientists channel energy from the sun to power awesome innovations! Created in collaboration with the Smithsonian Institution, this STEAM book will ignite a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual Smithsonian employees working in STEAM fields. Perfect for English language learners, this Spanish book builds 1st grade students’ early literacy skills.

This truly is a strange book. For starters, it talks to the reader. What's more, there are no colors until someone gives it color. Who is going to do this? The reader of course. What better way to do this besides with your fingers and hands? Full of tracing and marks, this story is far from a coloring book.

Rubén Darío (1867-1916) representa uno de los grandes hitos de las letras hispanas, no sólo por el carácter emblemático de algunos de sus títulos Azul... (1888), Prosas profanas (1896) y Cantos de vida y esperanza (1905) sino por las dimensiones de renovación que impuso a la lengua española, abriendo las puertas a las influencias estéticas europeas a través de la corriente que él mismo bautizó como modernismo. Pero como decía Octavio Paz su obra no termina con el modernismo: lo sobrepasa, va más allá del lenguaje de esta escuela y, en verdad, de toda escuela. Es una creación,...

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.