Madrigueras de conejos (Inside Rabbit Burrows)

Rabbit burrows play an important part in the life of a rabbit. A burrow provides a place to live, a place to raise baby rabbits, and a place to stay safe from predators. This volume, which was written to support elementary science curricula, examines the role a burrow plays in the survival of a warren, and how that in turn helps rabbits contribute to ecosystems around the world. The text’s age-appropriate, science-rich content focuses on rabbit behavior and encourages readers to draw connections between what they learn in science class and what they see outside. This text is complemented by ...

¿Cuánto sabes sobre pedos? Descúbrelo todo sobre el gas más divertido de la historia en esta completa enciclopedia ilustrada. ¿Sabías que se necesitarían nueve pedos de cada persona que habita en la Tierra para impulsar una bomba atómica? ¿Que los pedos de peces casi desencadenan una guerra contra Rusia? ¿Que los pedos de las mujeres huelen peor que los de los hombres? ¡Pues está todo en este libro! ¿Sabías que inhalar pedos es saludable, pero que hay gente que se tira pedos una vez muerta? ¿Sabías que podrías trabajar como oledor de pedos profesional? ¿Que los pedos son...

Plants are the living things that have been on the planet longer. How do they manage to protect themselves if they can't move? Explore the different mechanisms that plants use to survive in different habitats.

Describes, in text and illustrations, the technological challenges involved in the design and construction of skyscrapers, oil rigs, nuclear reactors, and other complicated structures.

Accelerate through the pages of this book and introduce readers to physics and how it assists objects to move. This stimulating, Spanish-translated nonfiction title includes real-life examples and basic experiments to facilitate further understanding of physics. Readers will learn about velocity, Newton's Second Law of Motion, thrust, gravity, momentum, and g-force through vibrant and colorful images, fascinating facts in conjunction with informational text, accommodating graphs and diagrams.