Put the crude text on the screen
Switch the sliding direction
Fix the orientation
Accumulate score
Remove the Buckets2D interface.

Moving to having three buckets instead of one.  Buckets will not require
a bounding box anymore, so they won't be 2D specific.  Buckets will have
a collection of ...buckets and we'll use that for collition dectection.
Wire 2D Buckets to empty game objects
Three Buckets
Now you catch on three buckets
Move the three buckets independently