There are a range of design factors which influence learning in our classrooms. Environmental Factors. The University of Salford recently completed the first stage of research which documented the effects of classroom design upon the performance of schoolchildren.
A power nap is a short sleep which terminates before the occurrence of deep sleep or slow-wave sleep (SWS), intended to quickly revitalize the subject. The expression was coined by Cornell University social psychologist James Maas.
If you are looking for a quick recharge: Nap for 5-20 minutes. If you are looking for deeper sleep rejuvenation: Nap for 60-90 minutes. Final tip: When you take your shorter naps, sit up slightly, as it will allow you to avoid falling into a deeper sleep. If you dream during these power naps, it could be a sign that you are sleep deprived. The Scientific Power of Naps: