potential subtasks:
design
build
test
redesign/rebuild
retest
things we need to build
--------------------------------motor system for movable arm
wireless connections
bat subsystems
ball sensor
video
sound (to tv & on controller)
LED display
wireless controller
main substation
-cables
-accessories
-wheels
-painting
things we need to program
--------------------------------user interface on tv
remote
main substation
-will that also power the motor?
-if not, 2 pics?
bat-how much power?
things we need to think about
--------------------------------how is the motor powered?
will it be connected to the main unit?
if so, how will we connect it?
if not, how will we power it?