domain Need Appraisal on my Encyclopedia - Lexicon related Domains

[Stargazer]

Greetings fellow domainers!

Here is my collection of Encyclopedia and Lexicon related domains. I need your honest appraisal and price expectations for these names:

BiologyLexicon.com
BuyLexicon.com
ChemistryLexicon.com
DailyLexicon.com
DotLexicon.com
DVDLexicon.com
EconomyLexicon.com
EngineeringLexicon.com
EuroLexicon.com
HistoryLexicon.com
HomeLexicon.com
iPodEncyclopedia.com
IpodLexicon.com
JuridicalLexicon.com
KnowLexicon.com
LiteratureLexicon.com
MathLexicon.com
MedecineLexicon.com
MedicalLexicon.com
PalmLexicon.com
PCLexicon.com
PhysicsLexicon.com
PopLexicon.com
RockLexicon.com
SciFiLexicon.com
Sci-FiLexicon.com
SoccerLexicon.com
SpaceLexicon.com
StockLexicon.com

Kind Regards
Stargazer

 

[Stargazer]

Furthermore... Which of these names works best in your opinion? Which should i hold onto?

Your input is greatly appreciated!