Berimbau Drills
Weather you're just starting or have years of experience, I promise you, with all my heart. Do these drills, and your life will become easier. Pay attention to the quality of the sound that's coming out. You get better at these drills, playing more advanced patterns, singing, playing louder, and having fun will become much easier. It will help you get more comfortable with the instrument. Just a little every day goes a long way.