Teach2000 is a versatile software for creating and practicing various types of question-answer exercises. It allows the user to create their own question sets, including multiple-choice, fill-in-the-blank, and matching exercises. The software also includes a built-in flashcard mode for memorization and offers various customization options such as changing the font and color of the text. Additionally, the software offers a progress tracking feature which enables the user to monitor their performance and identify areas that require improvement.