Indeed, volume 9-10 have rather detailed explainations of the workings of magic, given Oriana's style, so alot of information just flew pass me- I'm only able to catch some of it like Stiyl's step-by-step instruction of how rune magic works. Hopefully with your translations I could fill in the gaps.
That said though, Touma's classroom antics are excellent
And their very first event got my laughing at Mikoto's reaction