A user built a custom math tutor using the ChatGPT model from OpenAI. The tutor uses natural language processing to understand student questions and provide step-by-step solutions to math problems. The user shares their experience of creating this personalized learning tool, highlighting its potential for adapting to individual students' needs. --- Why it matters: This matters because it demonstrates how AI models like ChatGPT can be repurposed as educational tools, potentially improving math education by providing tailored support to students. Source: https://openai.com/index/my-dog-the-math-tutor