Libros de Buffy Silverman (3 libros)

This Title Introduces Students To The Basic Concept Of Sounds. How Sounds Can Be Heard But Not Seen. How Sound Is A Form Of Energy That Is Transmitted Through Sound Waves Which Travel Through Your Eardrum To Be Heard. How Sound Travels Through Air And At

¿Qué tienen en común una abeja, una mariposa y una hormiga? ¡Son todos insectos! Conozca las características que comparten todos los insectos. What do a bee, a butterfly, and an ant have in common? They're all insects! Learn about the characteristics that all insects share.

Introduces readers to reptiles and the concept of classes of animals. Simple text describes the common features and behaviors of reptiles as well as offering many examples of creatures in this group.