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Watch internationally renowned musician Roscoe Mitchell performing “Angel City” with James Fei on woodwinds and William Winant on percussion. All three are music professors at Mills College in Oakland.

An introduction to the cuica (pronounced KWEE-kah), a small friction drum used in Brazil's Carnival parade.

A detailed demonstration of how to make this small friction drum, including a discussion of materials needed and how different kinds of materials make for cuicas that produce different sounds.

The science behind this musical instrument, including the concepts of sound, vibration, resonance, and amplification.