Abstract: In some examples, a system includes an augmented and/or virtual reality (AVR) device and at least one computing device. The computing device may include a memory and one or more processors coupled to the memory. The memory may include instructions that when executed by the one or more processors output, for display by the AVR device, a first graphical user interface, wherein the graphical user interface includes a plurality of graphical elements associated with a respective training module of a plurality of training modules, wherein each training module represents a respective training environment associated with one or more articles of personal protective equipment (PPE).