Websites to practice balancing chemical equations

Excellent explanation of balancing and reaction types.

http://www.chem.vt.edu/RVGS/ACT/notes/Types_of_Equations.html#balancing

Very thorough explanation and practice problems.

http://misterguch.brinkster.net/eqnbalance.html

Interactive flash sites let you practice online!

http://richardbowles.tripod.com/chemistry/balance.htm

http://chemistry.csudh.edu/lechelpcs/rxnbalancingcsn7.html

http://funbasedlearning.com/chemistry/chemBalancer/default.htm

http://www.sciencegeek.net/Chemistry/taters/EquationBalancing.htm

Even more discussion and practice problems
http://dbhs.wvusd.k12.ca.us/webdocs/Equations/Balance-Equation.html