For Our Electricians

Here are two ways to practice series and parallel circuits...

http://scienceofeverydaylife.discoveryeducation.com/views/other.cfm?guidAssetId=D1507F6E-09C3-4E7B-B1E9-16708E402009 

And this site my friends has a ton of games to play...
http://resources.woodlands-junior.kent.sch.uk/revision/science/electricity.htm

Light em' up, fourth graders!