This is the profile photo of Hossam Abu Khaled, UNRWA teacher:
(This photo was originally meant as Chinese propaganda.)
Here's another profile photo, this one from Samir Abu Shmalah - who is a principal of an UNRWA school in Gaza. It includes some famous terrorists, including Dalal Mughrabi.
Mahmoud Hamada, also a teacher for UNRWA, is a fan of Hamas:
This UNRWA teacher in Jordan named Hassan Seghan fully supports Arabs killing Jews by car, "Liking" this poster and putting it on his timeline..
He also has this photo of a Jewish boy, with the caption "Overcome the Jews."