Certamen
Certamen books, certamen database questions, and certamen contests.
Certamen Questions Database
A delightful place to visit, courtesy of Brad Duncan! This site is growing even as we speak. Because of the possibility that some whiz students might memorize every single question in the database, it is not recommended that you use these questions for competition. Rather they make an excellent addition to practice games.
A delightful place to visit, courtesy of Brad Duncan! This site is growing even as we speak. Because of the possibility that some whiz students might memorize every single question in the database, it is not recommended that you use these questions for competition. Rather they make an excellent addition to practice games.