How long have you lived here? <a href=" http://www.prisonersonthemove.eu/life-learning-essay#illusion ">research papers on homeschooling</a> The guidance, which the DfE said yesterday was under constant review, points out that &ldquo;if a pupil&rsquo;s face is obscured for any reason, the teacher may not be able to judge their engagement with learning, and to secure their participation in discussions and practical activities&rdquo;.