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Penguin Power! Travel from glaciers to beaches to discover how these unique birds survive in different habitats.


Looking for Lichens: Join a scientist as he searches for these odd organisms.


Destination Mars: Find out what it would take to send people to Mars.


EXPLORER Vol. 7 No. 3 DEVELOPMENT TEAM


Vice President and Publisher: Francis Downey


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edition e- web edition e- edition e-


Cover: Illustration of a virus attack 9/13/QGL/1


ISBN: 9781285958620


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Find your online Teacher’s Guide, interactive whiteboard lessons, and projectable editions at extremeexplorer.org.


(Note: The Teacher’s Guide and activity masters can be printed on either black and white or color printers.)


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