"a worthwhile tool" is a correct and usable phrase in written English.
It describes something as being valuable or beneficial in achieving a particular goal or purpose. Example: "The new software proved to be a worthwhile tool for increasing productivity in the office."
It's a worthwhile tool if used correctly.
Despite the cynicism, however, there are signs that the PDP may be a worthwhile tool for many individual young researchers.
However, IRT is a worthwhile tool that can and should be used to increase the quality of psychological tests and consequently psychological assessment.
The second objective was to determine whether three-dimensional modeling is a worthwhile tool for evaluating mature oil fields with limited and/or poor-quality data.
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However, among patients with diabetes, a subset of individuals without evidence of atherosclerosis has a lower short to intermediate risk for death, and here coronary imaging may serve as a worthwhile tool for risk stratification.
This technology is a "creative, worthwhile tool" that could help solve the problem of patients who can't blink to communicate, says neurobiologist Miguel Nicolelis of Duke University in Durham, North Carolina.
Analysts say Twitter will be able to cite this deal as evidence that it is gaining traction as a worthwhile marketing tool.
By the end, we can say that CALL is a motivating method and computers are worthwhile tools to be used in second/foreign language classes to develop students' listening skill.
These two methods will thus be worthwhile tools in the specific detection of F. langsethiae in infected crops.
Three [ 8, 69, 74] of these studies had a comparatively more robust research strategy, lending more weight to the suggestion that multimedia may be a worthwhile health education tool.
