Group 1 - The article discusses the newly launched quizGPT feature on ChatGPT, which allows users to generate a series of knowledge quiz cards based on a specified theme [6][7][9] - quizGPT operates in an incremental manner, starting with simple questions and progressively increasing the difficulty level, creating a game-like experience for users [10][11] - Users can also upload files for quizGPT to generate questions based on the content of those files, although it lacks detailed feedback on incorrect answers [13][14] Group 2 - Gemini quiz, another learning tool, offers two methods: generating quizzes directly from a theme or creating quizzes based on a deep report generated by Gemini [15][16] - Unlike quizGPT, Gemini quiz provides immediate feedback on incorrect answers and displays a summary of performance after completing the quiz [17][20] - Gemini also features a guided learning mode that helps users break down complex problems and understand answers step-by-step, similar to ChatGPT's learning mode [24][25][29] Group 3 - MIT Learn is highlighted as a significant educational resource platform, offering over 5,000 courses, many of which are free, along with an AI assistant named Ask TIM to help users navigate the courses [31][32][37] - Ask TIM can answer questions about course content and assist users during their learning process, although it currently does not provide real-time support during classes [41][44] Group 4 - The article introduces a unique tool called Sexy Math, which presents a quirky approach to learning math through a gamified interface, although it is not suitable for children [50][56] - This tool reflects a broader trend in education where learning methods are becoming more engaging and diverse, emphasizing the importance of how knowledge is retained and applied [59][61] - The overall trend indicates that AI learning tools are evolving to provide increasingly personalized and comprehensive educational services [61][64]