Finding ICT research topics is quite a research work itself in today's competitive world. I found many possible master's and phd thesis topics in ICT from one site where the author expressed his experience during finding them.
However, ICT in Education itself inside topic of the topic; first ICT then Education, then the amalgamation. WordBank itself is a huge library.
PS: The website I was talking about ICT Research PhD topics is http://ekendraonline.com/thesis/topics/