diff --git a/src/graphics.rs b/src/graphics.rs
deleted file mode 100644
index 39b3d04..0000000
--- a/src/graphics.rs
+++ /dev/null
@@ -1,8 +0,0 @@
-use egui_inspect::derive::Inspect;
-use serde::{Deserialize, Serialize};
-
-#[derive(Default, Clone, Copy, Debug, Inspect, Serialize, Deserialize)]
-pub(crate) struct ScreenVec {}
-/// Screen position/offset scalar
-/// We assume this game won't be played above 32767*32767 resolution
-pub(crate) type ScreenSc = i16;
diff --git a/src/main.rs b/src/main.rs
index 158add0..1fef382 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,12 +7,10 @@ use res::Res;
 mod command;
 mod debug;
 mod game;
-mod graphics;
 mod math;
 mod res;
 mod texture_atlas;
 mod tiles;
-mod world;
 
 pub(crate) struct App {
     pub(crate) game: GameState,
diff --git a/src/math.rs b/src/math.rs
index 6fd4fef..385ba85 100644
--- a/src/math.rs
+++ b/src/math.rs
@@ -1,6 +1,4 @@
-use crate::world::TPosSc;
 use egui_inspect::derive::Inspect;
-use num_traits::Num;
 use serde::{Deserialize, Serialize};
 use std::fmt::Debug;
 #[derive(Clone, Copy, Debug, Inspect)]
diff --git a/src/world.rs b/src/world.rs
deleted file mode 100644
index 787829d..0000000
--- a/src/world.rs
+++ /dev/null
@@ -1,3 +0,0 @@
-use egui_inspect::derive::Inspect;
-use std::fmt::Debug;
-pub(crate) type TPosSc = u32;