To get points, you should do this:
Adventure Mode Completed: beat level 89 in Adventure mode.
Black Belt Grandmaster: beat all levels in Adventure mode on the Black Belt difficulty.
Tally Mode Completed: beat level 89 in Tally mode.
Brown Belt: Reach the Brown Belt difficulty.
Green Belt: Reach the Green Belt difficulty.
Orange Belt: Reach the Orange Belt difficulty.
Purple Belt: Reach the Purple Belt difficulty.
Black Belt: Reach the Black Belt difficulty.
Blue Belt: Reach the Blue Belt difficulty.
Yellow Belt: Reach the Yellow Belt difficulty.