Created by a teacher, the toolbar can make crosswords, bingo cards, jumbles, word search puzzles, flashcards, cloze tests, pair-matching puzzles and much more.
There are a couple of other companies doing audio search indexing, one from Germany the name of which escapes me now. I see an application in this for languages.
LiteType.com is a Free Online Virtual Multilingual & Interactive Keyboard Tool. You can type, search and translate in more than 50 foreign languages,with no need to install any additional software.
Free downloads of audiobooks. German has the second highest number of recordings. Go to 'advanced search' and select 'German' in the 'Language' section.