Description
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.
Book Details
Format
Paperback
Pages
120 pages
Language
English
Published
Jan 1, 1999
Publisher
GEMS
ISBN-10
0924886323
ISBN-13
9780924886324