URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_3_3_010.html	Chapter 1.	501eb113b11c0f2e7c000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_3_3_010_dlap.xml	DLAP questions	501eb113b11c0f2e7c000000