Try to get the “moving force” that the free stick has and then release the stick that you are holding. Try to add a wrist movement, so you will give more moving force to the nunchaku. The fingers tricks are difficult to learn, but once you catch the trick, it will be easier for you. Just keep practicing, with both hands, and you will start to do it.
I don’t get how to do the finger spin. The chord always gets wrapped around my finger.
Try to get the “moving force” that the free stick has and then release the stick that you are holding. Try to add a wrist movement, so you will give more moving force to the nunchaku. The fingers tricks are difficult to learn, but once you catch the trick, it will be easier for you. Just keep practicing, with both hands, and you will start to do it.