Cómo funcionan los ecosistemas

We use machines every day, but most of us don't understand how they work. When they break down, most of us have no idea how to fix them. Mechanics are the masters of machines. Readers learn that mechanics work on vehicles, including cars, boats, and buses. They use special tools to take them apart and fix what's wrong, and they use their experience and technology to diagnose problems. They often work long hours, sometimes in bad weather, to get us where we need to go. Your readers will see that mechanics keep our world moving and growing.

¿Sabías que el primer desfile del Día de los Veteranos se realizó en Birmingham, Alabama? El Día de los Veteranos se celebra el 11 de noviembre de cada año. Explora estos y otros datos fascinantes en El Día de los Veteranos uno de los libros de Celebremos las fechas patrias. Did you know that the first Veterans Day parade took place in Birmingham, Alabama? Veterans Day is celebrated on November 11th every year. Explore these and other fascinating facts in Veterans Day, a Let’s Celebrate American Holidays book.

Clues about the turtle's physical characteristics, behavior, and habitat lead the reader to guess what animal is being described.

Learn multiplication on a fun-filled trip to the supermarket! The displays, shelves, and layout of a local grocery store provide ample opportunities for students to learn multiplication as they are engaged in reading high-interest content. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. The full-color images, math graphs and charts, and practice problems make learning math easy and fun. The table of contents, glossary, and index will further understanding of math and reading...