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Dental students use practice dummies Aug. 27 in a newly renovated section of Grand Rapids Community College in Grand Rapids, Mich. Health care is one field for which a recent study found that a community college degree produced a strong financial return. Zach Gibson/MLive.com/Landov hide caption

itoggle caption Zach Gibson/MLive.com/Landov

There's a real lack of math learning in pre-K. In one study, in fact, just 58 seconds out of a full preschool day was spent on math activities. Kaylhew/Flikr Creative Commons hide caption

itoggle caption Kaylhew/Flikr Creative Commons