This Adaptive Pen Holder is designed to make it easier for people with wrist injuries, such as scapholunate ligament tears, to write on the board. The device is a single, solid piece that securely holds a standard Expo marker while reducing wrist strain during use. The design emphasizes comfort, ergonomic finger placement, and ease of control, allowing users to write more naturally. It does not require moving parts or electronics. The final product is intended to be 3D modeled, printed, and tested in a real classroom setting to improve usability and effectiveness.