Alabama, Montana, and Vermont were among the winners of federal preschool money to launch or expand early-childhood education programs.
Eighteen districts in Oregon do not serve school lunches, which they say is partly due to challenging requirements of the 2010 Healthy, Hunger-Free Kids Act.
Many states, including some of the nation's most rural, are cutting academic majors to save money.
Only 20 percent of students at federally funded tribal colleges earn four-year degrees in six years.
Rural areas may lack the connectivity needed for online learning programs during snow days.
The majority of rural high schools that offer online courses do so because they lack the courses on campus.
Rural districts have seen a sharp increase in homeless students possibly due to growing child-poverty rates.
The report found that teachers in rural northeast school districts need more professional development tailored to the unique needs of rural schools to implement the new standards.
More than 12,300 students across Mississippi attend school daily in a district with no nurse, and often without access to doctors or health clinics.
The ruling found that the state has failed to provide an adequate education for students in poor and rural districts.