A study has found that England's most able youngsters, make less progress in maths, than their peers abroad.
Compared to 12 other countries, including Singapore, Japan and Russia, researchers have called for more focus on children's maths skills from an early age.
The report said "cultural and social factors" could be behind strong scores in East Asian countries, with education more highly valued, from higher salaries to heavy investment.
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The 81-year-old revealed she wasn't asked to follow the hit TV show to Channel 4, and wouldn't have been tempted by the money.
Minister will fail to eliminate the gender pay gap in a generation if it continues to "ignore" evidence to help achieve its goal, MPs warn.
Report criticises ministers for lack of long term plan to recruit and retain teachers in important subjects such as physics and maths.