Nimbona, popularly known as Kidumu (who is based in Nairobi, Kenya). Crafts are an important art form in Burundi and are attractive gifts to many tourists. Basket weaving is a popular craft for local artisans. Other crafts such as masks, shields, statues and pottery are made in Burundi. Drumming is an important part of the cultural heritage. The world-famous Royal Drummers of Burundi, who have performed for over 40 years, are noted for traditional drumming using the karyenda, amashako, ibishikiso and ikiranya drums. Dance often accompanies drumming performance, which is frequently seen in celebrations and family gatherings. The abatimbo, which is performed at official ceremonies and rituals and the fast-paced abanyagasimbo are some famous Burundian dances. Some musical instruments of note are the flute, zither, ikembe, indonongo, umuduri, inanga and the inyagara. The country's oral tradition is strong, relaying history and life lessons through storytelling, poetry and song. Imigani, indirimbo, amazina and ivyivugo are literary genres in Burundi. Basketball and track and field are noted sports. Martial arts are popular, as well. There are five major judo clubs: Club Judo de l'Entente Sportive, in Downtown, and four others throughout the city. Association football is a popular pastime throughout the country, as are mancala games. Most Christian holidays are celebrated, with Christmas being the largest. Burundian Independence Day is celebrated annually on 1 July. In 2005, the Burundian government declared Eid al-Fitr, an Islamic holiday, to be a public holiday. Media Education In 2009, the adult literacy rate in Burundi was estimated to be 67% (73% male and 61% female), with a literacy rate of 77% and 76%, respectively, for men and women between the ages of 15 to 24. By 2015, this had increased to 85.6% (88.2% male and 83.1% female). Literacy among adult women has increased by 17% since 2002. Burundi's literacy rate is relatively low due to low school attendance and because literacy in Kirundi only provides access to materials printed in that language, though it is higher than many other African countries. Ten percent of Burundian boys are allowed a secondary education. Burundi has one public university, University of Burundi. There are museums in the cities, such as the Burundi Geological Museum in Bujumbura and the Burundi National Museum and the Burundi Museum of Life in Gitega. In 2010 a new elementary school was opened in the small village of Rwoga that is funded by the pupils