Arte y cultura: Arte abstracto: Líneas, semirrectas y ángulos (Art and Culture: Abstract Art: Lines, Rays, and Angles)

Conoce la nueva vida que le espera a la familia de Marcos, un niño como tú. Y es que Manolo, su padre, después de pensárselo mucho, ha tomado una decisión muy importante: ¡Va a abrir una librería en el barrio! En ella, marcos y su grupo de amigos descubrirán librs fantásticos con historias de gigantes... de dragones... mensajes secretos... animales muy astutos y fieles a su amo... Poco a poco, la librería se convierte en el centro de reunión de vecinos y amigos. Allí vivirán experiencias inolvidables. ¿Quieres compartirlas con ellos?

What causes sound? How does sound travel? Sound begins when matter vibrates. Without this vibration sound could not move and nothing would make any noise. Starting with tiny molecules, this book explains the main concepts of sound and furthers understanding through a series of easy-to-do experiments that will appeal to readers of all ages.

This title will introduce little readers to the 16th president of the United States, Abraham Lincoln. Readers will gather basic, biographical information about Lincoln through easy-to-read, simple text. They?ll also love the historical photographs, the More Facts section, and bolded glossary terms. Translated by native Spanish speakers. Aligned to Common Core Standards and correlated to state standards.

Crocodiles are the largest reptiles on Earth. They live in warm places. Crocodiles don’t sweat. They open their mouths to cool off, like a panting dog. And they don't sweat. Learn all about these amazing and scary-looking reptiles.