Simply saying "thanks" is nice, but on its own, it isn't meaningful. That said, short thank-you notes to teachers are ...

You can pop these messages into a short, handwritten letter, an email ... So whether you're a student looking to thank a favorite teacher, a parent wanting to show your gratitude, or simply ...

I am writing to express my opinion on the power of appreciation and how it can positively impact us and the people around us. My school held an open day last week, and I was one of the helpers.