A learning object is any digital resource that breaks educational content down into small chunks.
The following automotive learning objects are from Wisc-Online http://www.wisc-online.com/
Automotive Electrical Systems: Ohm's Law Practice Problems #1
http://www.wisc-online.com/objects/index_tj.asp?objID=AMT3005
Automotive Electrical Systems: Ohm's Law Practice Problems #2
http://www.wisc-online.com/objects/index_tj.asp?objID=AMT3105
Automotive Electrical Systems VAT-40 Battery Testing
http://www.wisc-online.com/objects/index_tj.asp?objID=AMT1904
Electrical Opens and Shorts
http://www.wisc-online.com/objects/index_tj.asp?objID=AMT2404
Automotive Electrical Systems: Current in a Series Circuit
http://www.wisc-online.com/objects/index_tj.asp?objID=AMT3505
Automotive Electrical Systems: Affects of a Rheostat in a Series Circuit
http://www.wisc-online.com/objects/index_tj.asp?objID=AMT3405
Automotive Electrical Systems: Ammeter Circuit Connections
http://www.wisc-online.com/objects/index_tj.asp?objID=AMT3605