diff --git a/examples/testbed/2d.rs b/examples/testbed/2d.rs
index 1751e0f152a2f..c30f6a6a6ee7d 100644
--- a/examples/testbed/2d.rs
+++ b/examples/testbed/2d.rs
@@ -4,13 +4,22 @@
 
 mod helpers;
 
+use argh::FromArgs;
 use bevy::prelude::*;
 use helpers::Next;
 
+#[derive(FromArgs)]
+/// 2d testbed
+pub struct Args {
+    #[argh(positional)]
+    scene: Option<Scene>,
+}
+
 fn main() {
+    let args: Args = argh::from_env();
+
     let mut app = App::new();
     app.add_plugins((DefaultPlugins,))
-        .init_state::<Scene>()
         .add_systems(OnEnter(Scene::Shapes), shapes::setup)
         .add_systems(OnEnter(Scene::Bloom), bloom::setup)
         .add_systems(OnEnter(Scene::Text), text::setup)
@@ -20,6 +29,11 @@ fn main() {
         .add_systems(Update, switch_scene)
         .add_systems(Update, gizmos::draw_gizmos.run_if(in_state(Scene::Gizmos)));
 
+    match args.scene {
+        None => app.init_state::<Scene>(),
+        Some(scene) => app.insert_state(scene),
+    };
+
     #[cfg(feature = "bevy_ci_testing")]
     app.add_systems(Update, helpers::switch_scene_in_ci::<Scene>);
 
@@ -37,6 +51,34 @@ enum Scene {
     Gizmos,
 }
 
+impl std::str::FromStr for Scene {
+    type Err = String;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s.to_lowercase().as_str() {
+            "shapes" => Ok(Scene::Shapes),
+            "bloom" => Ok(Scene::Bloom),
+            "text" => Ok(Scene::Text),
+            "sprite" => Ok(Scene::Sprite),
+            "spriteslicing" => Ok(Scene::SpriteSlicing),
+            "gizmos" => Ok(Scene::Gizmos),
+            _ => Err(format!(
+                "Scene '{}' doesn't exist. Available scenes:\n\t{}",
+                s,
+                [
+                    "Shapes",
+                    "Bloom",
+                    "Text",
+                    "Sprite",
+                    "SpriteSlicing",
+                    "Gizmos"
+                ]
+                .join("\n\t")
+            )),
+        }
+    }
+}
+
 impl Next for Scene {
     fn next(&self) -> Self {
         match self {
diff --git a/examples/testbed/3d.rs b/examples/testbed/3d.rs
index 64183894865e0..c84ac5f242530 100644
--- a/examples/testbed/3d.rs
+++ b/examples/testbed/3d.rs
@@ -4,13 +4,22 @@
 
 mod helpers;
 
+use argh::FromArgs;
 use bevy::prelude::*;
 use helpers::Next;
 
+#[derive(FromArgs)]
+/// 3d testbed
+pub struct Args {
+    #[argh(positional)]
+    scene: Option<Scene>,
+}
+
 fn main() {
+    let args: Args = argh::from_env();
+
     let mut app = App::new();
     app.add_plugins((DefaultPlugins,))
-        .init_state::<Scene>()
         .add_systems(OnEnter(Scene::Light), light::setup)
         .add_systems(OnEnter(Scene::Bloom), bloom::setup)
         .add_systems(OnEnter(Scene::Gltf), gltf::setup)
@@ -28,6 +37,11 @@ fn main() {
                 .run_if(in_state(Scene::GltfCoordinateConversion)),
         );
 
+    match args.scene {
+        None => app.init_state::<Scene>(),
+        Some(scene) => app.insert_state(scene),
+    };
+
     #[cfg(feature = "bevy_ci_testing")]
     app.add_systems(Update, helpers::switch_scene_in_ci::<Scene>);
 
@@ -45,6 +59,34 @@ enum Scene {
     GltfCoordinateConversion,
 }
 
+impl std::str::FromStr for Scene {
+    type Err = String;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s.to_lowercase().as_str() {
+            "light" => Ok(Scene::Light),
+            "bloom" => Ok(Scene::Bloom),
+            "gltf" => Ok(Scene::Gltf),
+            "animation" => Ok(Scene::Animation),
+            "gizmos" => Ok(Scene::Gizmos),
+            "gltfcoordinateconversion" => Ok(Scene::GltfCoordinateConversion),
+            _ => Err(format!(
+                "Scene '{}' doesn't exist. Available scenes:\n\t{}",
+                s,
+                [
+                    "Light",
+                    "Bloom",
+                    "Gltf",
+                    "Animation",
+                    "Gizmos",
+                    "GltfCoordinateConversion"
+                ]
+                .join("\n\t")
+            )),
+        }
+    }
+}
+
 impl Next for Scene {
     fn next(&self) -> Self {
         match self {
diff --git a/examples/testbed/ui.rs b/examples/testbed/ui.rs
index edba5ce0803bc..f9ab140152cd1 100644
--- a/examples/testbed/ui.rs
+++ b/examples/testbed/ui.rs
@@ -4,10 +4,20 @@
 
 mod helpers;
 
+use argh::FromArgs;
 use bevy::prelude::*;
 use helpers::Next;
 
+#[derive(FromArgs)]
+/// ui testbed
+pub struct Args {
+    #[argh(positional)]
+    scene: Option<Scene>,
+}
+
 fn main() {
+    let args: Args = argh::from_env();
+
     let mut app = App::new();
     app.add_plugins(DefaultPlugins.set(WindowPlugin {
         primary_window: Some(Window {
@@ -19,7 +29,6 @@ fn main() {
         }),
         ..Default::default()
     }))
-    .init_state::<Scene>()
     .add_systems(OnEnter(Scene::Image), image::setup)
     .add_systems(OnEnter(Scene::Text), text::setup)
     .add_systems(OnEnter(Scene::Grid), grid::setup)
@@ -35,6 +44,11 @@ fn main() {
     .add_systems(OnEnter(Scene::ViewportCoords), viewport_coords::setup)
     .add_systems(Update, switch_scene);
 
+    match args.scene {
+        None => app.init_state::<Scene>(),
+        Some(scene) => app.insert_state(scene),
+    };
+
     #[cfg(feature = "bevy_ui_debug")]
     {
         app.add_systems(OnEnter(Scene::DebugOutlines), debug_outlines::setup);
@@ -68,6 +82,52 @@ enum Scene {
     ViewportCoords,
 }
 
+impl std::str::FromStr for Scene {
+    type Err = String;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s.to_lowercase().as_str() {
+            "image" => Ok(Scene::Image),
+            "text" => Ok(Scene::Text),
+            "grid" => Ok(Scene::Grid),
+            "borders" => Ok(Scene::Borders),
+            "boxshadow" => Ok(Scene::BoxShadow),
+            "textwrap" => Ok(Scene::TextWrap),
+            "overflow" => Ok(Scene::Overflow),
+            "slice" => Ok(Scene::Slice),
+            "layoutrounding" => Ok(Scene::LayoutRounding),
+            "lineargradient" => Ok(Scene::LinearGradient),
+            "radialgradient" => Ok(Scene::RadialGradient),
+            "transformations" => Ok(Scene::Transformations),
+            #[cfg(feature = "bevy_ui_debug")]
+            "debugoutlines" => Ok(Scene::DebugOutlines),
+            "viewportcoords" => Ok(Scene::ViewportCoords),
+            _ => Err(format!(
+                "Scene '{}' doesn't exist. Available scenes:\n\t{}",
+                s,
+                [
+                    "Image",
+                    "Text",
+                    "Grid",
+                    "Borders",
+                    "BoxShadow",
+                    "TextWrap",
+                    "Overflow",
+                    "Slice",
+                    "LayoutRounding",
+                    "LinearGradient",
+                    "RadialGradient",
+                    "Transformations",
+                    #[cfg(feature = "bevy_ui_debug")]
+                    "DebugOutlines",
+                    "ViewportCoords",
+                ]
+                .join("\n\t")
+            )),
+        }
+    }
+}
+
 impl Next for Scene {
     fn next(&self) -> Self {
         match self {