I believe this is not a new concept. However, I applaud the accessibility, style and implementation of the proof-of-concept, given that the author seems to be o

I believe this is not a new concept. However, I applaud the accessibility, style and implementation of the proof-of-concept, given that the author seems to be only 15! Also sidenote: I like the creative and subtle plug for the author's 'Quickz' project (seems to be a Kahoot alternative - I have never heard of either) in the "not visited category". Keep up the good work!