Teach-O-Matic is an open-source Jupyter notebook that allows users to create AI-generated how-to videos from text instructions. The tool runs on Replicate, LangChain, and GPT-4, and does not require a development environment to operate. To use the tool, users provide a topic, narrator adjectives, and music style in the notebook. GPT-4 writes the script, Suno AI Bark reads it, Damo Text-to-Video creates the videos, Riffusion generates the music, Stable Diffusion creates the cover images, and LangChain connects all the components. Teach-O-Matic is designed to make it straightforward and effortless to create high-quality how-to videos through an AI-powered, end-to-end pipeline. The videos produced by the tool are created with the intention of being informative and easily understandable. While the text in a tutorial can sometimes generate confusion or be difficult to follow, Teach-O-Matic's videos aim to be clear and concise. Users can visit the Teach-O-Matic YouTube channel to see examples of how-to videos created by the tool. Overall, Teach-O-Matic is a useful tool for people who want to produce effective how-to videos without requiring extensive technical expertise. Its use of GPT-4, Suno AI Bark, Damo Text-to-Video, Riffusion, Stable Diffusion, and LangChain allows for the creation of videos with unique and distinct features.