Planetas rocosos: Mercurio, Venus, la Tierra y Marte

El zorro está seguro de que va a ganar la carrera a pie de bosque, pero pronto se lamenta crema relajante y comer hielo antes de la carrera, mientras que los otros animales estaban practicando.

Ser cortés, tener buenos modales, y mostrar bondad a los demás es el tema de este libro. Da a diferentes situaciones y circunstancias en las que la cortesía es importante.

What is matter? Anything that takes up space is matter. Matter can be a water, liquid, or gas. These are the states of matter. Learn about matter with this Spanish science reader that features easy-to-read text. Nonfiction text features include a glossary, index, and detailed images to facilitate close reading and help students connect back to the text. Aligned to state and national standards, the book also includes a fun and engaging science experiment to develop critical thinking and help students practice what they have learned.

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...

A collection of poems evoking the lullabies sung by mothers to their children. Also includes three prose sections in which Federica Garcia Lorca, Gabriel Celaya, and Gabriela Mistral write about children's poety and lullabies.

De la mano de María no sólo viajaremos hasta Valencia de Alcántara y la frontera con Portugal, sino también a una época de la historia de nuestro país donde el contrabando era la única forma de supervivencia para muchas familias. En esos años en los que las mujeres no tenían ni voz ni voto, donde sus vidas estaban sujetas a las decisiones de sus padres o a la de sus maridos, María, una mujer de espíritu libre luchará por la supervivencia de su familia cruzando sin descanso la frontera por sus veredas y trochas, y esquivando a los guardias civiles para vivir del mercado negro y el...