"Less homework" means having a reduced amount or smaller workload of school assignments or tasks to complete outside of regular class time. Full definition
In fact, part of the point of less homework, experts might say, is so young people have more time for reading and extracurricular activities. (mtv.com)
Rather than assigning less homework, we should focus on helping students work more effectively. (edutopia.org)
I - Offer incentive especially for younger learners such as praise for good work ~ less homework passes or bonus point ~ etc.. (educationworld.com)