https://www.ted.com/talks/ramsey_musallam_3_rules_to_spark_learning?referrer=playlist-talks_from_inspiring_teachers
https://www.ted.com/talks/christopher_emdin_teach_teachers_how_to_create_magic?referrer=playlist-talks_from_inspiring_teachers
https://www.youtube.com/watch?v=3LCIQj5Bf7E