Greenhaus Education and Other "Effects"

It's that time of year when I really miss teaching - the start of the new school year where everything is fresh, exciting and new. There is so much hope for what lies ahead.  I remember going in with all these great ideas and new things I was going to try and being filled with the thought that I was really going to be better this year and my students were going to have amazing experiences that would just spark their learning. I miss that. Some years it really did pan out the way I hoped. Most years, there were ups and downs. But - every year was a new challenge and every year I tried to do things differently.  Granted, I was usually teaching the same subjects, but that didn't mean I had to do the same thing, did it? I certainly didn't believe so. Sure, I may have used some of the same projects or activities, but I had different students, I had learned some new things over the summer, and I didn't want to be bored repeating what I had done before. The same old thin...