Una docena de primos

Explores The Machines Used And The Physics Involved That Make Moving From One Level To Another In A City Environment Easier.

Presents general information about the everyday life of children in Europe, the far north, Japan, India, England, the Middle East, the United States, South America, China, and different parts of Africa.

En El fascinante mundo de... las serpientes aprenderás que algunas especies son capaces de tragarse huevos enteros de gran tamaño. Verás cómo se enroscan las serpientes constrictoras alrededor de sus presas. Comprobarás que algunas especies detectan a los animales de sangre caliente. Descubrirás que no todas las serpienes son venenosas... y muchas más cosas sobre su fascinante mundo.

¿Qué tienen en común un tiburón, un caballito de mar y una raya? ¡Son todos peces! Conozca las características que comparten todos los peces. What do a shark, a seahorse, and a ray have in common? They're all fish! Learn about the characteristics that all fish share.

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these sea giants face-to-face: The Archelon was similar to a turtle, but its shell was made of crossed rib bone covered in rubbery skin! The Mososaurs had huge pointy jaws and grew to be fifty feet long! The Ichthyosaurs looked a lot...