diff --git a/objects/crate.tscn b/objects/crate.tscn
index a10bf64..80e4ff4 100644
--- a/objects/crate.tscn
+++ b/objects/crate.tscn
@@ -5,12 +5,14 @@
 [ext_resource type="PackedScene" uid="uid://b2f0teloaalm7" path="res://assets/models/crate.gltf" id="3_tncd6"]
 
 [sub_resource type="BoxShape3D" id="BoxShape3D_to3fn"]
+size = Vector3(1, 0.75, 1)
 
 [node name="Crate" type="StaticBody3D"]
 script = ExtResource("1_mtvxk")
 Palette = ExtResource("2_n415g")
 
 [node name="CollisionShape3D" type="CollisionShape3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.125, 0)
 shape = SubResource("BoxShape3D_to3fn")
 
 [node name="blockbench_export" parent="." instance=ExtResource("3_tncd6")]
diff --git a/player/AnimationController.cs b/player/AnimationController.cs
index 9fcd4fa..b7d5f8d 100644
--- a/player/AnimationController.cs
+++ b/player/AnimationController.cs
@@ -145,7 +145,6 @@ public partial class AnimationController : Node3D
 		} else
 			_bodyYaw -= _bodyYaw * (float)delta * 2;
 
-		// FIXME: Something is causing `_bodyYaw` to jitter when a player is pushed against an object.
 		_bones["Root"     ].GlobalRotate(Vector3.Up,  _bodyYaw * (YawFactorLowerBody + YawFactorUpperBody + YawFactorNeck));
 		_bones["LowerBody"].GlobalRotate(Vector3.Up, -_bodyYaw * YawFactorLowerBody);
 		_bones["UpperBody"].GlobalRotate(Vector3.Up, -_bodyYaw * YawFactorUpperBody);
diff --git a/player/MovementController.cs b/player/MovementController.cs
index 04b1118..3f74b98 100644
--- a/player/MovementController.cs
+++ b/player/MovementController.cs
@@ -35,14 +35,20 @@ public partial class MovementController : Node
 
 	public override void _UnhandledInput(InputEvent @event)
 	{
+		if(!_player.IsLocal) return;
+
 		// TODO: Sprinting.
-		// TODO: Jumping.
+
+		if (@event.IsActionPressed("move_jump")) {
+			TimeSinceJumpPressed = 0.0f;
+			GetViewport().SetInputAsHandled();
+		}
 	}
 
 	public override void _PhysicsProcess(double delta)
 	{
 		var velocity = _player.Velocity;
-		// velocity.Y -= Gravity * (float)delta; // TODO: Gravity.
+		velocity.Y -= Gravity * (float)delta;
 
 		// Get the (normalized) movement vector from the current input.
 		InputVector = _player.IsLocal
@@ -54,7 +60,7 @@ public partial class MovementController : Node
 		var target = basis * new Vector3(InputVector.X, 0, InputVector.Y) * MaxSpeed;
 		var isMoving = target.Dot(horVelocity) > 0.0f;
 
-		var isOnFloor = true; // _player.IsOnFloor();
+		var isOnFloor = _player.IsOnFloor();
 		var accel = isMoving  ? Acceleration
 		          : isOnFloor ? FrictionFloor
 		                      : FrictionAir;
@@ -74,7 +80,8 @@ public partial class MovementController : Node
 		if ((TimeSinceJumpPressed <= JumpEarlyTime) && (TimeSinceOnFloor <= JumpCoyoteTime)) {
 			TimeSinceJumpPressed = TimeSinceOnFloor = float.PositiveInfinity;
 			velocity.Y = JumpVelocity;
-		}
+		} else
+			TimeSinceJumpPressed += (float)delta;
 
 		_player.Velocity = velocity;
 		_player.MoveAndSlide();
diff --git a/project.godot b/project.godot
index 08c8e69..99622ea 100644
--- a/project.godot
+++ b/project.godot
@@ -63,6 +63,11 @@ move_strafe_right={
 "events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":68,"key_label":0,"unicode":100,"echo":false,"script":null)
 ]
 }
+move_jump={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":32,"key_label":0,"unicode":32,"echo":false,"script":null)
+]
+}
 interact_pickup={
 "deadzone": 0.5,
 "events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":1,"position":Vector2(131, 20),"global_position":Vector2(135, 61),"factor":1.0,"button_index":1,"canceled":false,"pressed":true,"double_click":false,"script":null)
diff --git a/scenes/warehouse.tscn b/scenes/warehouse.tscn
index eac8512..96aaaf6 100644
--- a/scenes/warehouse.tscn
+++ b/scenes/warehouse.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=12 format=3 uid="uid://bwfuet1irfi17"]
+[gd_scene load_steps=14 format=3 uid="uid://bwfuet1irfi17"]
 
 [ext_resource type="PackedScene" uid="uid://dmd7w2r8s0x6y" path="res://player/player.tscn" id="1_cxvln"]
 [ext_resource type="Script" path="res://objects/Grid.cs" id="2_gstd0"]
@@ -24,6 +24,11 @@ size = Vector3(2, 0.1, 1)
 [sub_resource type="BoxMesh" id="BoxMesh_efbik"]
 size = Vector3(0.1, 0.9, 0.1)
 
+[sub_resource type="WorldBoundaryShape3D" id="WorldBoundaryShape3D_5erfn"]
+
+[sub_resource type="PlaneMesh" id="PlaneMesh_tg4vq"]
+size = Vector2(10, 10)
+
 [node name="Warehouse" type="Node3D"]
 
 [node name="Sun" type="DirectionalLight3D" parent="."]
@@ -124,3 +129,12 @@ skeleton = NodePath("../MeshInstance3D")
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -0.9, 0.45, -0.4)
 mesh = SubResource("BoxMesh_efbik")
 skeleton = NodePath("../MeshInstance3D")
+
+[node name="Floor" type="StaticBody3D" parent="."]
+collision_mask = 0
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Floor"]
+shape = SubResource("WorldBoundaryShape3D_5erfn")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Floor"]
+mesh = SubResource("PlaneMesh_tg4vq")