¿Por qué hibernan los animales? (Why Animals Hibernate)

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

Diamonds and salt are both minerals, but diamonds are more rare than salt. Curious readers will learn what physical and chemical conditions must be present for minerals to form. They'll discover how minerals are identified and how they are used in daily life. Informative and interesting text presents readers with this science content in a fun way. A graphic organizer shows how different minerals are identified and fact boxes provide readers with exciting supplementary information.

For most of history, women have been confined to their households, and to lives without equal rights or equal opportunities. This volume introduces readers to the women of the suffrage movement, the defining movement for women’s rights, especially the right to vote. Primary sources and photographs will show readers firsthand how the challenges and successes of this movement shaped the lives of women across the United States. Readers will also learn about the inequality that still exists for women, and how they can change this injustice in the future.

Introducing chemical and biological concepts, this book explains what occurs in the body when a person plays, trains, or participates in an athletic event and allows the reader to understand that sports are not only a question of muscles, but of lungs, bones, chemical reactions, intelligence, and, naturally, a lot of heart.

Cuatro sencillos pasos para llevarte de cero a inversionista. El Inversionista de Enfrente nace como una guía que te permitirá aprender de forma entretenida, práctica y muy clara, los pasos que debes seguir para convertirte en un inversionista, hacer crecer tu dinero y crear un mejor futuro para ti y tu familia. Recorreremos desde cómo poner nuestra mente en #modo financiero# para transformar la forma en que vemos y usamos nuestro dinero, hasta los distintos activos de inversión que existen y cómo apalancarnos del interés compuesto para maximizar nuestras ganancias. Te comprobaré que...

Detailing favorite, kid-friendly recipes, this guide teaches parents how to safely cook with their children. Detallando recetas favoritas y acesibles para los niños, esta guía enseña a los padres como cocinar seguramente con sus niños.