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23 bytes added ,  12:24, 27 August 2009
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== Ideas to try ==
 
== Ideas to try ==
   −
*Sorting different sized balls in to two buckets, large and small (with no jams).  
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*Build a machine that sorts different sized balls in to two buckets, large and small, with no ball jams.  
 
*A cyclic mechanism for lifting balls from the bottom of the screen to the top, again and again.
 
*A cyclic mechanism for lifting balls from the bottom of the screen to the top, again and again.
 
*Try dropping 2 different mass objects at the same time.
 
*Try dropping 2 different mass objects at the same time.
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