This tool allows you to find little niches within a big niche. You can target your research topic. When you click Wonder Wheel, it places your primary search topic in the middle of the diagram, in a circle and around your search topic are related topics around it - more precise keyword searches. Click on one of the related topics, and a new circle is created. This tool allows you quickly and efficiently analyze what's out there. With this tool, Google is handing you keyword searches, enabling you to dominate your research. It allows for a more narrow and specific search - way too much information on your topic - you can utilize this GREAT TOOL to refine your topic!
Key your research topic. Then click wonder wheel - on the left hand side of Google's webpage.