[Squeakland] color category in OLPC

Randy Heiland heiland at indiana.edu
Sun Dec 9 12:06:01 PST 2007

Can someone explain or provide an example of using the Color category  
in OLPC etoys?  All I see are zeros for its members for my object and  
changing the values causes no visible effect.

trying to model a blinking Christmas tree with my kids on a rainy day,

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