Helpful ASL study tools:
Flipgrid.com
Handspeak.com
Signingsavvy.com
Lifeprint.com
ASLcore.org
ASLpro.com

Helpful ASL YouTube channels:
ASLTHAT
ONE FACT ASL
WinkASL
NADvlogs
ASLized!
SVRS
SIGN1News
GallaudetGSR103