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Image for The Perfect Swarm : Footprint Reading Library 3000

The Perfect Swarm : Footprint Reading Library 3000 (New ed)

Geographic, National, Waring, Rob
See all formats and editions

In the 1800s, the Rocky Mountain locust brought massive destruction to Western settlers.

Then, the insects suddenly disappeared-almost without a trace.

Now scientists hope to find a reason for the locust's extinction.

What caused the Rocky Mountain locust to disappear? Where will the scientists find the answers?

Read More
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£6.97 Save 15.00%
RRP £8.20
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Product Details
National Geographic/(ELT)
1424011329 / 9781424011322
Paperback / softback
634.97374
07/05/2009
United States
48 pages
149 x 200 mm, 93 grams
2AB English, ELH ELT graded readers
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