Overview

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.

ISBN-13

9780924886324

ISBN-10

0924886323

Weight

1.15 Pounds

Dimensions

8.75 x 0.50 x 11.25 In

List Price

$20.00

Format

Paperback

Pages

120 pages

Publisher

Gems

Published On

1999-07-01



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