Descripción
Students observe the passage of hundreds of thousands of years without leaving their desks! By creating desktop river models, students observe how rivers, canyons, deltas, and other geological formations change over time. The river models enable students to gain experience with concepts such as geological time, erosion, and pollution.
Detalles del libro
Formato
Tapa blanda
Páginas
120 páginas
Idioma
Inglés
Publicado
ene. 1, 1999
Editorial
GEMS
ISBN-10
0924886323
ISBN-13
9780924886324