Mintage: 2,224,000

Years of issue: 2011 Information: Nine year-old Florence Jackson is the youngest person to ever design a UK coin having won a Blue Peter competition which included more than 17,000 entries. Roared on by home support, and with the likes of Jessica Ennis and Mo Farah competing, team GB had a successful time in the Athletics stadium, winning six medals in total - four of them gold.
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