Backward chaining is a research technique where a researcher uses the references in a source to find additional relevant information. It involves following the footnotes or endnotes in sources of interest to find new sources. A tutorial is an effective way to teach backward chaining, as it includes questioning, problem solving, and testing to reinforce learning. The process overview outlines the steps: 1) find a credible source, 2) review references, 3) select relevant references, 4) determine source type, 5) find tool to locate source, 6) locate tool, 7) enter info to find source, 8) select source from results. Text, audio, and visuals are effective instructional media to teach backward chaining.