Roshi is an AI tool designed to simplify the process of creating custom lessons in seconds. This user-friendly platform allows educators or any users to generate meaningful learning materials from various online resources. Users can simply select any news article or text from the web to use as a foundation for a lesson. With just a single click, the tool transforms this chosen text into a lesson, featuring automatic text simplification to ensure the content matches an appropriate comprehension level. Moreover, Roshi provides users the capability to devise questions based on the specific learning objectives of the lesson, helping to facilitate more targeted learning. Furthermore, the tool carries innate features to analyze lesson content in-depth, this ensures the conveyed information is effective, precise, and applicable to the lesson's topic or discipline. Wide-ranging utility alongside quick and intuitive operation makes Roshi an optimal choice for creating engaging and comprehensive online learning materials.