The phrase "design approach" refers to the specific way or method that someone uses to create or plan something. It describes the unique way a designer or creator thinks about and tackles a project or problem. Full definition
We integrate this technical proficiency, project management, and communications with the right combination of instructional design approaches and technologies in each customized learning solution. (humrro.org)
The new design approach continues around back, where the new SUV looks nothing like its predecessors. (topspeed.com)
Now there's a new, smaller model that takes a similar design approach with all the same features - just with a smaller speaker as a result. (pocket-lint.com)