Autor: Deb Nelson

The cottonmouth is the only poisonous semi-aquatic snake in the world. Learn all about this snazzy swimmer, from its habits to its habitats. Includes maps, sidebars, and color photographs. …

We’re taking field trips to new heights with a hot air balloon ride to explore Philadelphia, Pennsylvania. Join the class and drop into this exciting US city to learn about its history, architecture, …

The cottonmouth is the only poisonous semi-aquatic snake in the world. Learn all about this snazzy swimmer, from its habits to its habitats. Includes maps, sidebars, and color photographs. …