Facebook Like Box Widget not working in sidebar

Hello,
We are using the twitter and facebook streaming widgets in our pages. They are from Jetpack. The twitter works fine, but the Facebook on sometimes works and then doesn’t.

here is an example
https://www.teamtoothfairy.org/wp-content/uploads/2016/01/Screen-Shot-2016-01-11-at-11.07.45-AM.png’

and here is the live page.
https://www.teamtoothfairy.org/about-us/

Please help us make this look right.
Thank you