Are you checking in to steal some ideas for you 2014/5 classroom? Shouldn't you be enjoying your summer weeks doing something worthwhile - like traveling, dining, and living the lavish lifestyle you deserve?
No? At the risk of being labeled a workaholic, you mean you're actually spending your free summer months doing research and development? Well, in that case, here's a couple of pages you can use for your math instruction:
But seriously, wouldn't you be more comfortable sitting beside the pool?