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.
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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.
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Add this copy of River Cutters: Teacher's Guide to cart. $7.04, very good condition, Sold by HPB-Diamond rated 4.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 1999 by Great Explorations.
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Add this copy of River Cutters: Teacher's Guide to cart. $36.17, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Hialeah, FL, UNITED STATES, published 1999 by Gems.
Add this copy of River Cutters: Teacher's Guide to cart. $74.09, new condition, Sold by GridFreed rated 5.0 out of 5 stars, ships from North Las Vegas, NV, UNITED STATES, published 1999 by Gems.
Add this copy of River Cutters: Teacher's Guide to cart. $86.80, new condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Hialeah, FL, UNITED STATES, published 1999 by Gems.
