There are various traditionally produced alcoholic drinks. Bojalwa ja Setswana (the beer of Batswana) is brewed from fermented sorghum seeds. Other tribes, like Bakalanga, use lebelebele (millet). A commercially produced and packaged beer, Chibuku, brewed from either maize or sorghum, is a favourite drink particularly in the villages, towns, and in some parts of the city.
Education in Botswana is free for the first 10 years, which completes the cycle through middle school. The first 7 years of this are at primary school, where the pupil-teacher ratio is approximately 13 to 1.The medium of education is Setswana for the 1st 4 years, thereafter English.
Politics of Botswana takes place in a framework of a parliamentary representative democratic republic, whereby the President of Botswana is both head of state and head of government, and of a multi-party system. Executive power is exercised by the government. Legislative power is vested in both the government and the Parliament of Botswana. Since independence the party system has been dominated by the Botswana Democratic Party (BDP), which has never lost power since independence. The Judiciary is independent of the executive and the legislature.