A Lightboard is a nice way to whiteboard and still have "contact" with the audience. Here is an example of a Lightboard that I and my wife created. It's not professional, but its a fun thing to have.
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Student-led development of a lightboard to enhance future student learning - Matthew J Swenson, Taylor Spence, Brian Smentkowski, 2022
A dedicated space was required to house the Lightboard and associated
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