Revisiting this topic from so long ago, just to see how my purchase fared:
Sold without playing a single time:
1 - Claustrophobia Board Game (New, Board Games, Asmodee Editions) at $43.99 each
1 - Ghost Stories Board Game (New, Board Games, Asmodee Editions) at $32.99 each
Played once or twice and sold (or planning to sell/dump/donate):
1 - DungeonQuest (New, Board Games, Fantasy Flight Games) at $38.99 each
1 - Catan: The Kids of Catan Board Game (New, Board Games, Mayfair Games) at $39.20 each
1 - Dominion Board Game (New, Board Games, Rio Grande Games) at $27.99 each
1 - Gopher It! Card Game (New, Board Games, PlayRoom Entertainment) at $6.49 each
1 - Monkey Memory Card Game (New, Board Games, PlayRoom Entertainment) at $6.49 each
1 - Sherlock Card Game (New, Board Games, PlayRoom Entertainment) at $6.99 each
Played multiple times:
1 - Go Away Monster! Board Game (New, Board Games, Gamewright) at $7.99 each
1 - Hisss Card Game (New, Board Games, Gamewright) at $8.99 each
1 - Carcassonne: Kids of Carcassonne (New, Board Games, Rio Grande Games) at $18.99 each
1 - Dungeons & Dragons Castle Ravenloft Board Game (New, Board Games, Wizards of the Coast) at $42.49 each
2 - Pokemon HS - Undaunted - Booster Pack (New, CCG, Pokemon HS Undaunted ) at $2.59 each
1 - Pokemon HS - Undaunted - Daybreak Theme Deck (New, CCG, Pokemon HS Undaunted) at $8.99 each
1 - Pokemon HS - Undaunted - Nightfall Theme Deck (New, CCG, Pokemon HS Undaunted) at $8.99 each
The kids have aged past Go Away Monster, but the others are still in play. $100 value out of a $300 purchase. I probably recovered another $60-70 on the games that have been sold. I've made worse investments. You should see my RC car collection.