Temporales y naufragios

What has a head, two tails, and shoots across the sky? A comet. Coming from the far edges of the solar system, most comets travel around the Sun, while meteors appear as flashing streaks of light in the night sky. Explore these amazing celestial wonders as they zip through space! This book looks at the difference between comets and meteors and their effects on Earth. The physical characteristics of each are identified in detail. This book won’t come crashing down! It’s filled with fun facts that give additional information on this exciting science topic. This book allows students to use...

Surveys the life of the American statesman, lawmaker, writer of the Federalist Papers, and first secretary of treasury under George Washington.

Relatos detallados, experiencias de viaje, exploración, relaciones, dudas y miedos. Natalia te muestra el trasfondo de cada una de sus aventuras viajeras en una lectura atrapante y que te contagia de ganas de salir a conocer el mundo. Y además, te ofrece consignas de escritura creativa luego de cada relato del día.

Montar en bicicleta es un ejercicio divertido y muy bien, pero hay reglas de seguridad para saber. Este libro explica las medidas de seguridad a un ciclista debe seguir.