Puzzling Evidence 2

A few days ago I wrote about the "evidence" base for most educational interventions being effectively useless.

Published evidence now tells us that excessive Facebook use lowers student attainment. Sometimes. For some students. Or not, depending on which papers you read:

"In short, it is difficult to provide any correlation between academic performance and social network usage."

There is no black and white here. Experience and common sense are your only guides.

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