diff --git a/src/animation.rs b/src/animation.rs
deleted file mode 100644
index 02e11cd..0000000
--- a/src/animation.rs
+++ /dev/null
@@ -1,67 +0,0 @@
-use bevy::prelude::*;
-// Source : https://bevy.org/examples/2d-rendering/sprite-sheet/
-
-fn main() {
-    App::new()
-        .add_plugins(DefaultPlugins.set(ImagePlugin::default_nearest())) // prevents blurry sprites
-        .add_systems(Startup, setup)
-        .add_systems(Update, animate_sprite)
-        .run();
-}
-
-#[derive(Component, Default)]
-pub struct AnimationIndices {
-    pub first: usize,
-    pub last: usize,
-}
-
-impl AnimationIndices {
-    pub fn change(&mut self, first: usize, second: usize) {
-        self.first = first;
-        self.last = second;
-    }
-}
-
-#[derive(Component, Deref, DerefMut)]
-pub struct AnimationTimer(pub Timer);
-
-pub fn animate_sprite(time: Res<Time>, mut query: Query<(&AnimationIndices, &mut AnimationTimer, &mut Sprite)>) {
-    for (indices, mut timer, mut sprite) in &mut query {
-        timer.tick(time.delta());
-
-        if timer.just_finished()
-            && let Some(atlas) = &mut sprite.texture_atlas
-        {
-            atlas.index = if atlas.index >= indices.last || atlas.index < indices.first {
-                indices.first
-            } else {
-                atlas.index + 1
-            };
-        }
-    }
-}
-
-#[allow(dead_code)]
-fn setup(
-    mut commands: Commands,
-    asset_server: Res<AssetServer>,
-    mut texture_atlas_layouts: ResMut<Assets<TextureAtlasLayout>>,
-) {
-    let texture = asset_server.load("textures/rpg/chars/gabe/gabe-idle-run.png");
-    let layout = TextureAtlasLayout::from_grid(UVec2::splat(24), 7, 1, None, None);
-    let texture_atlas_layout = texture_atlas_layouts.add(layout);
-    // Use only the subset of sprites in the sheet that make up the run animation
-    let animation_indices = AnimationIndices { first: 1, last: 6 };
-
-    commands.spawn(Camera2d);
-
-    commands.spawn((
-        Sprite::from_atlas_image(
-            texture,
-            TextureAtlas { layout: texture_atlas_layout, index: animation_indices.first },
-        ),
-        Transform::from_scale(Vec3::splat(6.0)),
-        animation_indices,
-        AnimationTimer(Timer::from_seconds(0.1, TimerMode::Repeating)),
-    ));
-}
diff --git a/src/bubble.rs b/src/core/bubble.rs
similarity index 91%
rename from src/bubble.rs
rename to src/core/bubble.rs
index 2027c03..d997a6d 100644
--- a/src/bubble.rs
+++ b/src/core/bubble.rs
@@ -4,11 +4,11 @@ use bevy::prelude::*;
 use rand::Rng;
 
 use crate::{
-    density_grid::DensityObject,
-    kirby::Kirby,
-    life::{DamageDealer, Life},
-    physics_body::PhysicsBody,
-    sphere_collider::SphereCollider,
+    core::kirby::Kirby,
+    core::life::{DamageDealer, Life},
+    physics::density_grid::DensityObject,
+    physics::physics_body::PhysicsBody,
+    physics::sphere_collider::SphereCollider,
 };
 
 #[derive(Component)]
diff --git a/src/counter.rs b/src/core/counter.rs
similarity index 95%
rename from src/counter.rs
rename to src/core/counter.rs
index 86211a6..b318626 100644
--- a/src/counter.rs
+++ b/src/core/counter.rs
@@ -7,10 +7,6 @@ pub struct Counter {
 }
 
 impl Counter {
-    pub fn new() -> Self {
-        Counter { count: 0 }
-    }
-
     pub fn increase(&mut self, delta: u32) {
         self.count += delta;
     }
diff --git a/src/kirby.rs b/src/core/kirby.rs
similarity index 94%
rename from src/kirby.rs
rename to src/core/kirby.rs
index cd1da04..265a9b3 100644
--- a/src/kirby.rs
+++ b/src/core/kirby.rs
@@ -3,10 +3,10 @@ use bevy::prelude::*;
 const KIRBY_SCALE: f32 = 3.0;
 
 use crate::{
-    animation::{AnimationIndices, AnimationTimer},
-    life::{DamageDealer, Life},
-    physics_body::PhysicsBody,
-    sphere_collider::SphereCollider,
+    core::life::{DamageDealer, Life},
+    juice::animation::{AnimationIndices, AnimationTimer},
+    physics::physics_body::PhysicsBody,
+    physics::sphere_collider::SphereCollider,
 };
 
 #[derive(Component)]
diff --git a/src/life.rs b/src/core/life.rs
similarity index 93%
rename from src/life.rs
rename to src/core/life.rs
index 570e2c3..1a555b1 100644
--- a/src/life.rs
+++ b/src/core/life.rs
@@ -1,10 +1,10 @@
 use bevy::prelude::*;
 
 use crate::{
-    bubble::Bubble,
-    counter::{BubbleExplodedCountThisFrame, BubbleSuckedCountThisFrame, KirbyHitCountThisFrame},
-    kirby::{Kirby, SuckArea},
-    sphere_collider::SphereCollider,
+    core::bubble::Bubble,
+    core::counter::{BubbleExplodedCountThisFrame, BubbleSuckedCountThisFrame, KirbyHitCountThisFrame},
+    core::kirby::{Kirby, SuckArea},
+    physics::sphere_collider::SphereCollider,
 };
 
 #[derive(Component)]
diff --git a/src/core/mod.rs b/src/core/mod.rs
new file mode 100644
index 0000000..d6468f3
--- /dev/null
+++ b/src/core/mod.rs
@@ -0,0 +1,4 @@
+pub mod bubble;
+pub mod counter;
+pub mod kirby;
+pub mod life;
diff --git a/src/globals.rs b/src/globals.rs
deleted file mode 100644
index f58da2d..0000000
--- a/src/globals.rs
+++ /dev/null
@@ -1 +0,0 @@
-pub static MAX_MAP_WIDTH: usize = 1024;
diff --git a/src/juice/animation.rs b/src/juice/animation.rs
new file mode 100644
index 0000000..5ad1bc6
--- /dev/null
+++ b/src/juice/animation.rs
@@ -0,0 +1,34 @@
+use bevy::prelude::*;
+// Source : https://bevy.org/examples/2d-rendering/sprite-sheet/
+
+#[derive(Component, Default)]
+pub struct AnimationIndices {
+    pub first: usize,
+    pub last: usize,
+}
+
+impl AnimationIndices {
+    pub fn change(&mut self, first: usize, second: usize) {
+        self.first = first;
+        self.last = second;
+    }
+}
+
+#[derive(Component, Deref, DerefMut)]
+pub struct AnimationTimer(pub Timer);
+
+pub fn animate_sprite(time: Res<Time>, mut query: Query<(&AnimationIndices, &mut AnimationTimer, &mut Sprite)>) {
+    for (indices, mut timer, mut sprite) in &mut query {
+        timer.tick(time.delta());
+
+        if timer.just_finished()
+            && let Some(atlas) = &mut sprite.texture_atlas
+        {
+            atlas.index = if atlas.index >= indices.last || atlas.index < indices.first {
+                indices.first
+            } else {
+                atlas.index + 1
+            };
+        }
+    }
+}
diff --git a/src/camera.rs b/src/juice/camera.rs
similarity index 95%
rename from src/camera.rs
rename to src/juice/camera.rs
index 3899600..7834aed 100644
--- a/src/camera.rs
+++ b/src/juice/camera.rs
@@ -1,8 +1,8 @@
 use std::f32::consts::TAU;
 
-use bevy::{prelude::*, render::renderer};
+use bevy::prelude::*;
 
-use crate::counter::KirbyHitCountThisFrame;
+use crate::core::counter::KirbyHitCountThisFrame;
 
 #[derive(Component)]
 pub struct MyCamera {
diff --git a/src/juice/mod.rs b/src/juice/mod.rs
new file mode 100644
index 0000000..0bb2e4c
--- /dev/null
+++ b/src/juice/mod.rs
@@ -0,0 +1,2 @@
+pub mod animation;
+pub mod camera;
diff --git a/src/main.rs b/src/main.rs
index 08b879e..cb0b521 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,31 +1,22 @@
-use animation::animate_sprite;
 use bevy::prelude::*;
 use bevy::window::WindowResolution;
-use bubble::{bubble_move, bubble_spawn};
-use camera::spawn_camera;
-use density_grid::{DensityGrid, density_grid_force, density_grid_update, init_density_object};
-use life::despawn_if_dead;
-use life::{bubble_receive_damage, kirby_receive_damage};
-use map::MapBounds;
-use physics_body::physics_integrate;
 
-use crate::bubble::BubblePlugin;
-use crate::camera::MyCameraPlugin;
-use crate::counter::CounterPlugin;
-use crate::density_grid::DensityGridPlugin;
-use crate::kirby::KirbyPlugin;
+mod physics;
+use physics::density_grid::DensityGridPlugin;
+use physics::physics_body::physics_integrate;
+
+mod core;
+use core::bubble::BubblePlugin;
+use core::counter::CounterPlugin;
+use core::kirby::KirbyPlugin;
+use core::life::{bubble_receive_damage, despawn_if_dead, kirby_receive_damage};
 
-mod animation;
-mod bubble;
-mod camera;
-mod counter;
-mod density_grid;
-mod globals;
-mod kirby;
-mod life;
 mod map;
-mod physics_body;
-mod sphere_collider;
+use map::map::MapBounds;
+
+mod juice;
+use juice::animation::animate_sprite;
+use juice::camera::MyCameraPlugin;
 
 const MAP_SIZE: u32 = 1000;
 
diff --git a/src/map.rs b/src/map/map.rs
similarity index 100%
rename from src/map.rs
rename to src/map/map.rs
diff --git a/src/map/mod.rs b/src/map/mod.rs
new file mode 100644
index 0000000..1d7f53b
--- /dev/null
+++ b/src/map/mod.rs
@@ -0,0 +1 @@
+pub mod map;
diff --git a/src/density_grid.rs b/src/physics/density_grid.rs
similarity index 97%
rename from src/density_grid.rs
rename to src/physics/density_grid.rs
index 9daf6fd..536136b 100644
--- a/src/density_grid.rs
+++ b/src/physics/density_grid.rs
@@ -3,7 +3,8 @@ use std::f32::consts::TAU;
 use bevy::prelude::*;
 use rand::Rng;
 
-use crate::{globals::MAX_MAP_WIDTH, physics_body::PhysicsBody};
+pub static MAX_MAP_WIDTH: usize = 1024;
+use crate::physics::physics_body::PhysicsBody;
 
 const CELL_SIZE: usize = 8;
 const MAX_MAP_SIZE: usize = MAX_MAP_WIDTH * 2;
diff --git a/src/physics/mod.rs b/src/physics/mod.rs
new file mode 100644
index 0000000..6473807
--- /dev/null
+++ b/src/physics/mod.rs
@@ -0,0 +1,3 @@
+pub mod density_grid;
+pub mod physics_body;
+pub mod sphere_collider;
diff --git a/src/physics_body.rs b/src/physics/physics_body.rs
similarity index 97%
rename from src/physics_body.rs
rename to src/physics/physics_body.rs
index ff80c1d..7bb53ea 100644
--- a/src/physics_body.rs
+++ b/src/physics/physics_body.rs
@@ -1,6 +1,6 @@
 use bevy::prelude::*;
 
-use crate::map::MapBounds;
+use crate::map::map::MapBounds;
 
 #[derive(Component)]
 #[require(Transform)]
diff --git a/src/sphere_collider.rs b/src/physics/sphere_collider.rs
similarity index 93%
rename from src/sphere_collider.rs
rename to src/physics/sphere_collider.rs
index ffd056b..de0c7bd 100644
--- a/src/sphere_collider.rs
+++ b/src/physics/sphere_collider.rs
@@ -1,4 +1,4 @@
-use bevy::{prelude::*, render::renderer};
+use bevy::prelude::*;
 
 #[derive(Component, Default)]
 #[require(Transform)]