Audience Response Systems in Gallows Green #Gallows #Green https://t.co/4gKxmvTkPm
Audience Response Systems in Gallows Green #Gallows #Green https://t.co/4gKxmvTkPm
— Audience Response (@ukaudience) July 29, 2019
source https://audienceresponsesystemsuk.tumblr.com/post/186626079523
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