Driving the ball and keeping it low on changes makes you quicker and more effective with your dribble. Here is a progression to help drive the ball, change dribble and get your jump shot. Be sure to get back to your shooting foot.
This is a condensed version of perimeter workout progressions with the emphasis being on using an inside pivot
Using agility hurdles is a great way to improve your ball handling. A crossover dribble is great for creating space for your jump shot. Dribbling under an agility hurdle allows the shooter to get lower, quicker and become a better ball handler.