I like all three but I am having a problem getting comfortable with what have so far. The characters you have used may seem a little less formal than our audience would prefer.
You seem very creative. Do you have other out of the box ideas to help us achieve our goals.
We need to appeal to the students (6th through 12th grades, mainly in China) and their families and private schools in the USA. All aspects can be changed including changing the byline, eliminating the shield, etc.