Translation of Zufallsgröße

Although I put my wallet in the front pocket of my pants it was not there. I had been so diverted by the aggressiveness of these kids that I did not feel it when they grabbed it out of my pocket.
As promised, I am sending you in the attachment a (very) little overview of some applications we created on Vocabulix. Please send me also some infos about your activities. When would be the best time to talk?
For quite a while we were considering to offer a downloadable version of Vocabulix. I could put a popup screen where it says: 'wanna download a Vocabulary Builder or continue with our online lessons?'.