Sachiyo Kanzaki (PhD): educational advisor and voice and content creation.
Thanks to the providers of these awesome free resources:
"The Way Out" Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 http://creativecommons.org/licenses/by/3.0/
"Rollin at 5 - electronic" Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 http://creativecommons.org/licenses/by/3.0/
CC BY-SA 3.0 - Subtle Patterns © Atle Mo.Vector Art by Vecteezy
Wing Tak Wong: backend support
Vitaliy Belitsky: mobile web development
Rumanshi: sound production