Please play some of the games below to practise your German vocabulary.
http://www.digitaldialects.com/German.htm
http://www.education.vic.gov.au/languagesonline/german/german.htm
http://www.hello-world.com/languages.php/?language=German
http://www.educationscotland.gov.uk/c4modernlanguages/henning/main/german_main_menu.asp