Puzzle Maker at DiscoverySchool.com http://puzzlemaker.school.discovery.com/
Absolutely the coolest vocabulary tool we've found! You and your students can create customized word search, scramble, and crossword puzzles using your own word lists--also mazes and math puzzles. EASY to use and loads of fun.
Pass out quizzes for an open-book or take-home test. OR
Ask students to put away dictionaries and information sheets. Pass out quizzes. Allow 10 or 15 minutes for students to fill in all the blanks. Then have them trade papers and write corrections on each other's quizzes as you go over the answers together.