How do we draw conclusions about scientists jobs?

http://pbskids.org/dragonflytv/scientists/


http://www.wiley.com/WileyCDA/Section/id-104122.html

http://kids.nationalgeographic.com/explore/explorers/interview-with-sylvia-earle/

http://kids.nationalgeographic.com/explore/explorers/interview-with-luke-dollar/