STD 12 September month home learning pdf Too much homework. (How does one feel after just reading those words?) Researchers from the Stanford grad school of Education, Lewis and Clark College and Villanova University conducted a study in high schoolers living in high-income, high-achieving communities and located that spending an excessive amount of time on homework could have negative effects on students' health and well-being. The researchers engaged with 4,317 participants in 10 California high schools through surveys and interviews. Students had a mean of three .1 hours of homework each night. As Stanford News reports, the study cites earlier work that found 90 minutes to two-and-a-half hours of nightly homework to be optimal for top schoolers. Stanford research shows pitfalls of homework A Stanford researcher found that students in high-achieving communities who spend an excessive amount of time on homework experience more stress, physical health problems, a scarcity of balanc...