8,748,160 views
1 year ago
1,910,946 views
17 hours ago
5,856 views
1 day ago
14,018,228 views
8 years ago
Show more
10,278,515 views
155,926
0
CGP Grey
6.22M subscribers
Tags
Daylight Saving Time
time zone
standard time
time
timeclock
energy saving times
energy
clock time
date
universal time
international time zones
united states
arizona
navajo nation
hopi
cgpgrey
Educational
british summer time
International
economics
9100 Comments