Hi!
I found the last word in the excercis for 1.9 is Blume. However, for the answer section the last word is Computer. One word is out of sync. Also the audio file for 1.9 was not 100% the same as the text.
Maybe you should fix this error :)
Besides that i think Rocket German is great!
-Erik
Errors in section 1.9

Erik1
October 21, 2009

Paul-Weber
October 28, 2009
Hey there,
thanks for letting me know.
I will check it out right now.
Thanks and all the best for your German learning.
Paul