Klett USA
NEW: Please note that items on our website may now be added to your "cart" and ordered online.

Supplementary Online Exercises


Important information for online exercises:


  1. Open the online exercises in a compatible browser (IE6+, Firefox, Google Chrome, etc.) and ensure it is up-to-date.
  2. Javascript must be enabled.
  3. Adobe Flashplayer 10+ must be installed.
  4. Cookies must be enabled.