La gran enciclopedia de los dinosaurios y reptiles prehistóricos

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

Inspired by the #1 New York Times bestseller She Persistedby Chelsea Clinton and Alexandra Boiger comes a chapter book series about women who stood up, spoke up and rose up against the odds! Sonia Sotomayor is the first Latina Supreme Court Justice in the history of the United States, but her road there wasn't easy. She overcame many challenges along the way, including a diagnosis of diabetes at age seven. But she didn't let that stop her from achieving her dream and inspiring children all over the world to work hard and believe in themselves. In this chapter book biography by award-winning...

When winter hits, many people in colder climates spend most of their time indoors. But what do wild animals do? Some animals spend winters hibernating. Beginning readers will learn what hibernation is, why some animals hibernate and others don't, and how hibernating animals prepare for their long sleep. Full-color photographs grab readers' attention and allow them to draw connections to the narrative. Readers will love learning about this mysterious, restful time in some animals' lives.

Heróes. Leyendas. Protectores. Ms. Marvel y la Capitana Marvel unen sus fuerzas para combatir a un peligroso enemigo; Kate Bishop demuestra que puede haber dos Hawkeye; Gwen y Miles detienen a unos ladrones de arte... ¡y muchas historias más! En este libro encontrarás a tus personajes Marvel favoritos en seis historias pensadas para ser leídas en tan solo cinco minutos.