4 – United Kingdom
SPI Index: 64.0
Students in the United Kingdom can either attend free state schools or independent schools that charge fees. The law requires students to go through full-time education until they are 16 years old and in the UK, financial incentives are offered to teenagers who continue in education after the age of 16 to prepare them for higher education or employment. The educational system in the UK is strong and young students are offered a solid education.