diff --git a/README.md b/README.md
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--- a/README.md
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@@ -1,4 +1,8 @@
 # txtris
----
 
 This is the repository for the official server and client for txtris, a stacking game.
+
+The project is split into three distinct Cargo projects:
+- `server` - as you'd expect
+- `client` - also as you'd expect
+- `txcore` - contains shared code between the server and client