Explore the development of an innovative Spatial Augmented Reality system for creating interactive audio-tactile drawings in this 20-minute conference talk from the 2019 ACM International Conference on Interactive Surfaces and Spaces. Delve into the potential of interactive tactile graphics for visually impaired individuals and the challenges faced in their widespread adoption. Learn about the participatory design method used to develop the system and its effectiveness compared to traditional vector-drawing software. Discover how this approach enhances the creation process for stakeholders, regardless of their technical background, potentially improving accessibility in special education settings.