<Tr> <Td> 21 </Td> <Td> "The Plimpton Stimulation" </Td> <Td> May 10, 2010 </Td> <Td> 5.3 / 13 </Td> <Td> 13.73 </Td> </Tr> <Tr> <Td> 22 </Td> <Td> "The Staircase Implementation" </Td> <Td> May 17, 2010 </Td> <Td> 5.5 / 14 </Td> <Td> 15.02 </Td> </Tr> <Tr> <Td> 23 </Td> <Td> "The Lunar Excitation" </Td> <Td> May 24, 2010 </Td> <Td> 5.2 / 13 </Td> <Td> 14.78 </Td> </Tr> <P> The third season received favorable reviews . Maureen Ryan of Chicago Tribune wrote that "Big Bang Theory, which is in its third season, is doing many things very right", Alan Sepinwall of The Star - Ledger wrote "the Penny / Sheldon interaction was gold, as always", and Ken Tucker of Entertainment Weekly, who wrote that "what lifts The Big Bang Theory into frequent excellence is its one constant from the start: the brilliantly nuanced performance of Jim Parsons". </P>

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