diff --git a/classes/boardgame.py b/classes/boardgame.py
index 000c204..fb0b9c7 100644
--- a/classes/boardgame.py
+++ b/classes/boardgame.py
@@ -1,4 +1,5 @@
 from pydantic import BaseModel, HttpUrl
+from datetime import date
 
 class BoardGame(BaseModel):
     id: int
@@ -14,6 +15,16 @@ class BoardGame(BaseModel):
     min_age: int
     all_expansion_ids: list[int]
 
-
 class BoardGameExpansion(BoardGame):
-    pass
\ No newline at end of file
+    pass
+
+class CollectionBoardGame(BoardGame):
+    price_paid: float
+    acquisition_date: date
+    acquired_from: str
+
+class CollectionBoardGameExpansion(CollectionBoardGame):
+    pass
+
+class WishlistBoardGame(BoardGame):
+    wishlist_priority: int
\ No newline at end of file