Sleep paralysis occurs as a person is moving into or out of REM (rapid eye movement) sleep, the deepest part of sleep. During REM sleep, the body is largely disconnected from the brain, effectively leaving the body paralyzed.
England and a few other countries start formal education at age 4 or 5. That's harmful and misguided.
The General Certificate of Secondary Education (GCSE) is a set of exams taken in England, Wales, Northern Ireland and other British territories. They are usually taken by students aged 15â16, after two years of study. Some pupils can take their exams early if their teachers think them able.