Extra practice with Exponents
http://abacus.bates.edu/acad/acad_support/msw/exps_and_rads.pdf - handout of rules
http://oakroadsystems.com/math/expolaws.htm - the Laws of Exponents
http://oakroadsystems.com/math/loglaws.htm - the Laws of Logarithms
http://www.mathsisfun.com/algebra/exponent-laws.html - another explanation of the laws of exponents
http://www.gomath.com/exercises/exponents.php - Laws of Exponents mini lesson and practice worksheet
http://www.algebralab.org/practice/practice.aspx?file=Algebra_Exponents5.xml – Practice problems worksheet
http://www.edhelper.com/exponents.htm - practice puzzle
http://math.uww.edu/~mcfarlat/141/expo1.htm - online practice worksheet
http://www.srjh.emery.k12.ut.us/Hales/Algebra/Practice9-2.pdf - practice WS with answers
http://www.purplemath.com/modules/exponent.htm - complete review and examples of all properties of exponents