Goode & Magill (1986, RQES) Blocked Random . Beginners learning 3 20 badminton serves . Practice = 36 trials/day; 15- 3 days/wk; 3 wks = 108 Accuracy Score trials/serve (324 total) 10 . Blocked schedule 1 serve each day/wk . Random schedule 3 serves every day in 2 8 12 18 Tran random order Prac. Trial Blks. 80 Practice Retention O Accuracy score o- KR good 8 8 8 8 8 8 . KR poor 1 2 3 5 6 7 8 9 10 Trial blocks igure 1. Accuracy scores for the KR good (receiving feedback for the three most effective trials in each block) and KR poor receiving feedback for the three least effective trials in each block) groups during practice and retention