The district has a thorough internet policy. Please see http://policy.mpls.k12.mn.us/uploads/policy_6415.pdf for more details.
While there is internet access at local public libraries, there are a variety of companies offering home internet. For free/reduced lunch families who qualify, Comcast offers a $10/month internet contract. Contact them at: https://internetessentials.com or 1-855-846-8376.