A banjo is a stringed musical instrument.
Banjos can have between 4 to 6 strings.
The most popular type of banjo is the 5 string banjo.
Banjo players can also be called banjoists.
Banjos strings are usually made of metal.
Banjos were invented in the 1600s in Africa. Banjos became popular in the 18th century.
Banjos can be used in many different types of music, like country music and jazz.