There are many reasons one could have for doing research about Policies at ISD No. 834, primary among them is when an action asserted by the District to be an enforcement of policy is questionable or does not seem to be a just outcome of what is written. Sometimes, there is digging to do for related District "protocols" or "guidance" that may be relevant and related to the Policy purportedly at issue. Other times, there is a principle that seems off.
School districts are a branch of government, like all others, more local than most, so in theory, more properly directly responsive. Please send your policy suggestions or thoughts to the school board, superintendent, or the policy committee, which makes recommendations to the School Board for proposed action by the Board, which retains the final authority on all policy matters, subject to State and Federal law, throughout district operations.
When researching a policy, it is good to collect the materials pertaining to the passage of the policy, and any subsequent amendments to it, including Board Meeting Agenda and Minutes, as well as recordings of Board Meetings. The District must do more in compliance with Minnesota Open Meeting law (Minn. Stat. 13D) regarding Board and Committee Meetings; Policy Committee meetings should be recorded with readily available audio/visual made public record.
The key research tactic beyond what can be gathered from materials available at or near the surface is Minnesota Government Data Practices Act (MGDPA/DPA) requests. We have one-page summary regarding DPA requests. Generally, you can request any or all written/codified materials of the school district, with certain protections for protection of children, grades, etc. To the extent the school is carrying out government functions, all materials created in the process of that as part of any government function being carried out are to be produced upon request for copies or inspection, inspection is free, copies have employee-time or material derived cost, of which you can request estimated cost before incurring any liability, if you put that in the request.