DownBallChallenge

*FreegameofDownBallThisisthegameplayedinPrimaryschoolsentstraighttoyourphone.Trytobeatyourownhighscorebyhittingtheballwithyourpaddleasmanytimesasyoucanwithoutlosing.*Challenge-Withaddedinfeaturesandbonuses-TaptheSquarewheneveryouseeit.Thisismyfirstappdesignedanddevelopedbymyselfjustforpracticeandwillprobablyexpandittoincludemorefeaturessoon.Thankyou更新内容：提升了稳定性。