diff --git a/gamecore/modules/world/baseworld.lua b/gamecore/modules/world/baseworld.lua
index fb02132..c4a800c 100644
--- a/gamecore/modules/world/baseworld.lua
+++ b/gamecore/modules/world/baseworld.lua
@@ -10,6 +10,10 @@ function BaseWorld:registerEntity(entity)
   table.insert(self.entities, entity)
 end
 
+function BaseWorld:countEntity()
+  return #self.entities
+end
+
 function BaseWorld:update(dt)
   for i,v in ipairs(self.entities) do
     v:update(dt)