We use the EvangeCube from e3 Resources in our ministry ALL the time!  It is a great visual way to teach the Gospel.  Here are a few links from their site in case you could benefit from the wonderful info they offer!

CEF provides great resources too... 

13-You Give Victory
Resources and downloads for the letter
All material provided on this website,
1plus1plus1equals1.com is copyright protected
Please see our Terms of Use Here
Custom Search
3-Be Thou My Vision
2-One Way
5-Victory Chant