Here are my ideas for you. I have tried to keep the concept simple yet retain the extra oomph to make school leaders proud and happy to be using your resources. Moreover, If you need any revisions simply write me and I will get right to it.
The more I have worked on this the better it became, so naturally the latest concepts are probably the best. However, I have left the first proposals for the sole purpose of being thorough.
Thanks Mint - I like #70 and # 68. Coming from Texas - the symbol in the upper ones is for hurricanes - and that's all I could see. I actually liked the arrow in the four on #87 but couldn't make out the 4 - mind tinkering with that one a bit. Also - how about playing with a similar one to the one you did for rivalry