Here is a video that, while not educationally based, is a great summary of what it means to be motivated and how it can be used to help you achieve everything you want in life. I think the speaker's perspective is really good and I like what he has to say. I think this video would best be used as a pep talk. You will feel motivated after watching it.
Sometimes things teachers do to increase student motivation can actually backfire. This video discusses the impact of levels and points on student motivation. I really liked the perspective of this video and think teachers should watch it to see if what they are doing is having the same effect.
Intrinsic motivation comes when a student is genuinely interested in something and wants to learn more about it. This research article provides 12 tips teachers can use to attempt to improve this motivation in students. I think the tips are great and would be a big help to all teachers. They also lend themselves to measurement, which can be used by the teacher to know if the desired goal has been reached.
I really like the way this listing of ideas presents itself in a graphical manner. Each of the ideas present is a great way to improve motivation of students. I also like the fact that the teacher can measure many of these. They will require some creation of assessments, but by using the ideas listed here and then testing students on them, the teacher can get a good idea of how motivation has changes.
The findings from a qualitative student on student motivation are presented in this research article. I think the study is sound and the findings are important. It is written for an academic audience, but I think public school teachers will be able to extract some important pieces of information.
What evidence is there that a student's motivation is intrinsic? This research article from the University of Pennsylvania Graduate School of Education provides the findings of an in-depth study that evaluated several different interventions to measure intrinsic motivation. While written very academically, this article provides a great place to look when trying to decide what kind of data to collect.
There is a lot of research into how teachers can build a child's self-motivation. This article describes some of that research and discusses "motivated environments." I like this article as the information it presents it really useful.
How can teachers get student's motivated? This article provides some good ideas. I really like this article as it breaks down its suggestions in simple terms and good examples. I recommend all teachers read this.