I would highly recommend using Paris Shuttle Service to get from CDG to DLP.
We used them in the summer of 2007.  We liked our driver so much we requested him for the return trip.

PARIS

Centre Pompidou  - modern and contemporary art
     closed Tues
Louvre
     closed Tues; Hrs 9:00 - 18:00 (22:00 on Wed, Fri)
Musee d'Orsay - housed in former railroad station; artwork - Impressionist and Post
     closed Mon  Hrs: 9:30 - 18:00  (21:45 on Thurs)_
Musee du quai Branly - tribal artifacts

Palais de Tokyo - contemporary art

Arc de Triomphe

Cathedral de Notre-Dame
      8A - 6:45 P (7:15 P on weekends)/ No cost
Eiffel Tower
      summer hours 9A - 12:45 A (last admission midnight)
Napoleon's Tomb

Sacre-Coeur (Sacred Heart Basilique)
    Hrs: 6:00-22:30
    climb up to dome
Sainte-Chapelle - gothic church, Ile de la Citie

www.cavesdulouvre.com/?lang=en#about-us
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Parks
      Luxembourg Gardens
      Jardin des Tuileries
Canal Saint- Martin
      walk or canal cruise
Montmarte

Rue de Charonne
www.labottegardiane.com/fr/
http://sessun.com/en
www.frenchtrotters.fr/boutique/inter/index.html
www.monsieur-honore.com


Kid's in Paris       - Frommer's article
Great city views - Frommer's article

Food Tour
    Paris by mouth

Food
   Al taglio (10e) - pizza
    Chartier   (9e)
    Chez Imogene (11e)
    L'As du falafel  (4e)
    L'Avant Comptoir  (6e) - NY times article
    www.un-dimanche-a-paris.com

Dessert
    Berthillon - ice cream in ile-St-Louis
    Amorino - gelato