La batalla de los árboles

Bacteria have a slimy reputation. They're too small to see with the human eye, so it's easy to let them slip past unnoticed. But, bacteria are part of our daily lives. In fact, they affect everything from milk to our moods. Get ready to zoom in on the hidden world of bacteria and explore the many ways that bacteria are being used in the modern world. This nonfiction reader seamlessly integrates the teaching of math and reading, and uses real-world examples to teach multiplication of mixed numbers. Text features include images, a glossary, an index, captions, and a table of contents to build...

Deserts are the driest places on Earth, but they’re full of life! Cacti, kangaroo rats, shrubs, foxes, and more have found ways to adapt to the extreme temperatures and dry conditions of deserts around the world. Readers learn about many of these adaptations as well as the major features of the desert biome. Simple maps highlight some of the biggest deserts, helping readers learn map skills. Full-color photographs reinforce accessible information about the desert ecosystem, including a concluding message of conservation.

Tells the story, through graphic novel format, of Harriet Tubman and her life as a leader on the Underground Railroad.

Luci ha decidido cazar las moscas que, zigzagueando entre las páginas de su cuaderno de tareas, le impiden concentrarse. Usará una red tejida con palabras y silencios: la red de sus versos. Poco a poco, los insectos que la niña atrapa en su poema invaden su imaginación: la radio zumba, su hermana es una larva, las gafas de su abuela son ojos de múltiples facetas; ella misma sabe volar, transformada en mosca de alas frágiles por el poder de la poesía. Los versos de este poemario zumban y cabriolean, invitando al lector a acompañar a los insectos - y a Luci - en su vuelo caprichoso.