Duden spelling coach (Download for Mac) Learn German spelling interactively! The interactive learning program was developed in cooperation with the Goethe-Institut. The combination of linguistic competence and didactic experience is a must for all those who want to learn German spelling in self-study or to extend existing knowledge. The Duden Rechtschreibtrainer contains six subject areas with 35 modules and 78 task pages. For each module, the binding spelling rules are explained and supplemented with Duden comments on abbreviations, foreign words, word division, punctuation marks, etc. After each completed subject area there is a summarizing overall exercise, the achieved learning progress is displayed. With updated user interface and Duden certificate if the final test is passed. System requirements Mac OS X 10.4 / 10.5 / 10.6; Internet browser: Firefox from version 3.0 or Safari from version 4; min. 512 MB RAM; 100 MB free hard disk space n