Plans to turn an old school ground into a community park in Ellsworth got a big financial boost. The Knowlton Community Park Campaign is trying to raise $1.2 million for the project.The Bangor Savings Bank Foundation has now donated $25,000 to the cause. The park will feature a splash pad, a playground, ice skating rink, an amphitheatre and more. Right now organizers have raised more than $628,000 for the work. Construction is scheduled to being next spring.