https://padlet.com/rdownes/physics1 Click link for shortcut en-us 2018-09-10 16:00:44 UTC 2022-11-20 12:05:57 UTC hello@padlet.com rdownes https://padlet.com/rdownes/physics1/wish/279483482 2018-09-10 16:01:44 UTC https://padlet.com/rdownes/physics1/wish/279483482