This practice will give you a clear picture of what the teacher sees in their own practice, which can be an incredibly helpful diagnostic tool. (sibme.com)
According to Bill Gates, ``... teachers in the program told us that these videos and these surveys from the students were very helpful diagnostic tools, because they pointed to specific places where they can improve.» (insightadvance.com)
CT or MRI can also be helpful diagnostic tools if MSI is suspected. (orthopets.com)