blue Packages

• io
  Text base input/ouput classes

• shapes
  Circles, Squares, Rectangles, Triangles, and
  regular Polygons

• painter
  Painter and PowerPainter

• cards
  Cards, Decks (and NonstandardDecks), Hands,
  Piles, Dealers

• chance
  Coins, Dice, GlobalEventHistories (for recording
  recent "global" events), and Tables (for gathering
  statistics)

• object
  Atom and its subclasses

• collections
  Atomic collections