It's a new approach to teaching that may sound eccentric - but some believe making children take their shoes off at school is making a real difference to their learning
The concept is on the rise around the world.
Supporters say it makes classrooms quieter and calmer and pupils more relaxed and willing to work.
Christine Alsford has been to Lanesend Primary at Cowes on the Isle of Wight where they are hailing their 'shoes off' policy a success.
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Tuesday's weather for the west of the region
Tuesday's weather for the east of the region
Causes are thought to be climate change, fisheries, disease, and pollution.