From a UDL perspective, XR-based experiences potentially offer promise across all three of the key principle domains: representation, action & expression, and engagement. From augmented reality chemical models to immersive virtual reality architectural walkthroughs, many wonderful educational and research applications have emerged already. These applications hint at the enormous potential for XR technologies to present engaging new options for clarifying syntax, structure, and symbol systems or to provide alternative perceptual options for information display. While enabling...