diff --git a/3d/ik/fabrik_ik.tscn b/3d/ik/fabrik_ik.tscn
index 0545aba1..77a74f52 100644
--- a/3d/ik/fabrik_ik.tscn
+++ b/3d/ik/fabrik_ik.tscn
@@ -165,21 +165,28 @@ mesh = SubResource( 5 )
 material/0 = SubResource( 6 )
 
 [node name="Control" type="Control" parent="."]
-margin_right = 40.0
-margin_bottom = 40.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
 
 [node name="Panel" type="Panel" parent="Control"]
 modulate = Color( 1, 1, 1, 0.784314 )
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
 margin_left = -2.0
-margin_top = 530.0
-margin_right = 1028.0
-margin_bottom = 600.0
+margin_top = -70.0
+margin_right = 4.0
 
 [node name="Label" type="Label" parent="Control/Panel"]
+anchor_right = 1.0
+anchor_bottom = 1.0
 margin_left = 12.0
 margin_top = 10.0
-margin_right = 1012.0
-margin_bottom = 41.0
+margin_right = -18.0
+margin_bottom = -29.0
 text = "F.A.B.R.I.K IK
 Move mouse to move IK targets
 (Using 3 bones in the right hand, only 2 in the left. 3+ recommended)"
@@ -187,10 +194,12 @@ align = 1
 valign = 1
 
 [node name="Label_extra" type="Label" parent="Control/Panel"]
+anchor_right = 1.0
+anchor_bottom = 1.0
 margin_left = 12.0
 margin_top = 80.0
-margin_right = 1012.0
-margin_bottom = 128.0
+margin_right = -18.0
+margin_bottom = 58.0
 text = "NOTE: You will get a few errors when saving with FABRIK IK nodes in your scene
 This is a known bug. Please ignore the errors for now, as they do not do anything
 (They're just annoying. If you find a fix, please add it to the demo repository!)"
@@ -198,9 +207,11 @@ align = 1
 valign = 1
 
 [node name="Label_left" type="Label" parent="Control/Panel"]
-margin_left = 782.0
+anchor_left = 1.0
+anchor_right = 1.0
+margin_left = -248.0
 margin_top = 4.0
-margin_right = 895.0
+margin_right = -135.0
 margin_bottom = 18.0
 text = "Left Hand"
 align = 1
@@ -214,19 +225,25 @@ text = "Right Hand"
 align = 1
 
 [node name="Button_Next" type="Button" parent="Control"]
-margin_left = 900.0
-margin_top = 540.0
-margin_right = 1019.0
-margin_bottom = 590.0
+anchor_left = 1.0
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = -124.0
+margin_top = -60.0
+margin_right = -5.0
+margin_bottom = -10.0
 text = "Next scene"
 script = ExtResource( 10 )
-scene_to_change_to = "res://fps/fps_example.tscn"
+scene_to_change_to = "res://skeleton_ik.tscn"
 
 [node name="Button_Prev" type="Button" parent="Control"]
+anchor_top = 1.0
+anchor_bottom = 1.0
 margin_left = 10.0
-margin_top = 540.0
+margin_top = -60.0
 margin_right = 129.0
-margin_bottom = 590.0
+margin_bottom = -10.0
 text = "Previous scene"
 script = ExtResource( 10 )
 scene_to_change_to = "res://look_at_ik.tscn"
diff --git a/3d/ik/fps/fps_example.tscn b/3d/ik/fps/fps_example.tscn
index 76e8f06c..dab2bb07 100644
--- a/3d/ik/fps/fps_example.tscn
+++ b/3d/ik/fps/fps_example.tscn
@@ -14,35 +14,35 @@
 [ext_resource path="res://battle_bot_color.tres" type="Material" id=12]
 [ext_resource path="res://battle_bot_emission.tres" type="Material" id=13]
 
-[sub_resource type="PlaneMesh" id=5]
+[sub_resource type="PlaneMesh" id=1]
 size = Vector2( 40, 40 )
 
-[sub_resource type="SpatialMaterial" id=6]
+[sub_resource type="SpatialMaterial" id=2]
 albedo_texture = ExtResource( 1 )
 roughness = 0.2
 uv1_scale = Vector3( 0.25, 0.25, 0.25 )
 uv1_triplanar = true
 
-[sub_resource type="BoxShape" id=7]
+[sub_resource type="BoxShape" id=3]
 extents = Vector3( 20, 1, 20 )
 
-[sub_resource type="CubeMesh" id=8]
+[sub_resource type="CubeMesh" id=4]
 size = Vector3( 4, 4, 4 )
 
-[sub_resource type="SpatialMaterial" id=9]
+[sub_resource type="SpatialMaterial" id=5]
 albedo_color = Color( 0.148438, 1, 0, 1 )
 albedo_texture = ExtResource( 1 )
 uv1_triplanar = true
 
-[sub_resource type="BoxShape" id=10]
+[sub_resource type="BoxShape" id=6]
 extents = Vector3( 2, 2, 2 )
 
-[sub_resource type="SpatialMaterial" id=11]
+[sub_resource type="SpatialMaterial" id=7]
 albedo_color = Color( 0, 0.882813, 1, 1 )
 albedo_texture = ExtResource( 1 )
 uv1_triplanar = true
 
-[sub_resource type="ProceduralSky" id=3]
+[sub_resource type="ProceduralSky" id=8]
 sky_top_color = Color( 0.0470588, 0.454902, 0.976471, 1 )
 sky_horizon_color = Color( 0.556863, 0.823529, 0.909804, 1 )
 sky_curve = 0.25
@@ -50,9 +50,9 @@ ground_bottom_color = Color( 0.101961, 0.145098, 0.188235, 1 )
 ground_horizon_color = Color( 0.482353, 0.788235, 0.952941, 1 )
 ground_curve = 0.01
 
-[sub_resource type="Environment" id=4]
+[sub_resource type="Environment" id=9]
 background_mode = 2
-background_sky = SubResource( 3 )
+background_sky = SubResource( 8 )
 ambient_light_color = Color( 1, 0.909804, 0.784314, 1 )
 ambient_light_energy = 1.4
 ambient_light_sky_contribution = 0.72
@@ -65,17 +65,17 @@ glow_intensity = 0.2
 glow_bloom = 0.03
 glow_blend_mode = 0
 
-[sub_resource type="CapsuleShape" id=12]
+[sub_resource type="CapsuleShape" id=10]
 radius = 4.0
 height = 6.0
 
-[sub_resource type="Curve3D" id=13]
+[sub_resource type="Curve3D" id=11]
 _data = {
 "points": PoolVector3Array( 0, 0, 0, 0, 0, 0, -2.43129, -0.955339, 0, 0, 0, 0, 0, 0, 0, -0.670561, 0.183959, 0, 0, 0, 0, 0, 0, 0, 0.64629, 0.228347, 0, 0, 0, 0, 0, 0, 0, 2.31825, -0.925747, 0 ),
 "tilts": PoolRealArray( 0, 0, 0, 0 )
 }
 
-[sub_resource type="Animation" id=14]
+[sub_resource type="Animation" id=12]
 tracks/0/type = "value"
 tracks/0/path = NodePath("Lean_Path/PathFollow/IK_LookAt_Chest/Aim_pos:translation")
 tracks/0/interp = 1
@@ -113,7 +113,7 @@ tracks/2/keys = {
 "values": [ 80.0, 60.0 ]
 }
 
-[sub_resource type="Animation" id=15]
+[sub_resource type="Animation" id=13]
 tracks/0/type = "value"
 tracks/0/path = NodePath("Lean_Path/PathFollow/IK_LookAt_Chest/Camera:fov")
 tracks/0/interp = 1
@@ -151,7 +151,7 @@ tracks/2/keys = {
 "values": [ Vector3( 0, 0, 0 ), Vector3( 0, -2, 0 ) ]
 }
 
-[sub_resource type="Animation" id=16]
+[sub_resource type="Animation" id=14]
 tracks/0/type = "value"
 tracks/0/path = NodePath("Lean_Path/PathFollow/IK_LookAt_Chest/Aim_pos:translation")
 tracks/0/interp = 1
@@ -195,206 +195,206 @@ tracks/2/keys = {
 
 [node name="Floor_plane" type="MeshInstance" parent="Level"]
 transform = Transform( 2, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0 )
-mesh = SubResource( 5 )
-material/0 = SubResource( 6 )
+mesh = SubResource( 1 )
+material/0 = SubResource( 2 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Floor_plane"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Floor_plane/StaticBody"]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.956119, 0 )
-shape = SubResource( 7 )
+shape = SubResource( 3 )
 
 [node name="Walls" type="Spatial" parent="Level"]
 
 [node name="LargeWall" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 1, 0, 0, 0, 10, 0, 0, 0, 10, -39.9997, 20.0003, 20.0002 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 9 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 5 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/LargeWall"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/LargeWall/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="LargeWall2" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 1, 0, 0, 0, 10, 0, 0, 0, 10, -39.9997, 20.0003, -19.9998 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 9 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 5 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/LargeWall2"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/LargeWall2/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="LargeWall3" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -4.37114e-08, 0, -10, 0, 10, 0, 1, 0, -4.37114e-07, -18.9997, 20.0003, -40.9998 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 9 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 5 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/LargeWall3"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/LargeWall3/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="LargeWall4" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -4.37114e-08, 0, -10, 0, 10, 0, 1, 0, -4.37114e-07, 21.0003, 20.0003, -40.9998 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 9 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 5 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/LargeWall4"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/LargeWall4/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="LargeWall5" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -1, 0, 8.74228e-07, 0, 10, 0, -8.74228e-08, 0, -10, 41.0003, 20.0003, -19.9998 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 9 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 5 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/LargeWall5"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/LargeWall5/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="LargeWall6" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -1, 0, 8.74228e-07, 0, 10, 0, -8.74228e-08, 0, -10, 41.0003, 20.0003, 20.0002 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 9 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 5 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/LargeWall6"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/LargeWall6/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="LargeWall7" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 1.31134e-07, 0, 10, 0, 10, 0, -1, 0, 1.31134e-06, 21.0003, 20.0003, 40.0002 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 9 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 5 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/LargeWall7"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/LargeWall7/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="LargeWall8" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 1.31134e-07, 0, 10, 0, 10, 0, -1, 0, 1.31134e-06, -18.9997, 20.0003, 40.0002 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 9 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 5 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/LargeWall8"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/LargeWall8/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 7.54979e-08, 0, 4, 0, 4, 0, -1, 0, 3.01992e-07, -9.9997, 8.00032, 22.0005 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall2" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 1, 0, -4.76837e-07, 0, 4, 0, 1.19209e-07, 0, 4, -19.9997, 8.00032, 16.0005 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall2"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall2/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall3" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 1, 0, -3.57627e-07, 0, 4, 0, 1.19209e-07, 0, 3, -19.9997, 8.00032, 2.00049 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall3"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall3/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall4" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 1, 0, -4.76837e-07, 0, 4, 0, 1.19209e-07, 0, 4, -19.9997, 8.00032, -21.9995 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall4"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall4/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall5" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -1.62921e-07, 0, -4, 0, 4, 0, 1, 0, -6.51683e-07, -9.9997, 8.00032, -27.9995 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall5"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall5/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall6" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -1, 0, 8.26528e-07, 0, 4, 0, -2.06632e-07, 0, -4, 0.000319004, 8.00032, -21.9995 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall6"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall6/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall7" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -1.62921e-07, 0, -4, 0, 4, 0, 1, 0, -6.51683e-07, 10.0003, 8.00032, -15.9995 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall7"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall7/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall9" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 1, 0, -4.76837e-07, 0, 4, 0, 1.19209e-07, 0, 4, 25.0003, 8.00032, -25.9995 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall9"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall9/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall10" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( 0.573577, 0, 3.27661, 0, 4, 0, -0.819152, 0, 2.29431, 23.0003, 8.00032, 3.00049 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall10"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall10/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall11" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -0.819152, 0, 2.29431, 0, 4, 0, -0.573577, 0, -3.27661, 22.2126, 8.00032, 14.7123 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall11"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall11/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="Wall12" type="MeshInstance" parent="Level/Walls"]
 transform = Transform( -0.627507, 2.10616, 2.29431, 0.642788, 3.06418, 0, -0.439385, 1.47475, -3.27661, 14.8402, 8.00032, 9.55015 )
-mesh = SubResource( 8 )
-material/0 = SubResource( 11 )
+mesh = SubResource( 4 )
+material/0 = SubResource( 7 )
 
 [node name="StaticBody" type="StaticBody" parent="Level/Walls/Wall12"]
 
 [node name="CollisionShape" type="CollisionShape" parent="Level/Walls/Wall12/StaticBody"]
-shape = SubResource( 10 )
+shape = SubResource( 6 )
 
 [node name="DirectionalLight" type="DirectionalLight" parent="."]
 transform = Transform( 0.388878, -0.754027, 0.529355, 0, 0.574581, 0.818448, -0.921289, -0.318277, 0.223442, -9.77531, 11.5204, 11.766 )
@@ -402,50 +402,66 @@ light_color = Color( 1, 0.925598, 0.820313, 1 )
 shadow_enabled = true
 
 [node name="WorldEnvironment" type="WorldEnvironment" parent="."]
-environment = SubResource( 4 )
+environment = SubResource( 9 )
 
 [node name="Control" type="Control" parent="."]
-margin_right = 40.0
-margin_bottom = 40.0
+anchor_right = 1.0
+anchor_bottom = 1.0
 
 [node name="Panel" type="Panel" parent="Control"]
 modulate = Color( 1, 1, 1, 0.784314 )
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
 margin_left = -2.0
-margin_top = 530.0
-margin_right = 1028.0
-margin_bottom = 600.0
+margin_top = -70.0
+margin_right = 4.0
 
 [node name="Label" type="Label" parent="Control/Panel"]
+anchor_right = 1.0
+anchor_bottom = 1.0
 margin_left = 12.0
 margin_top = 10.0
-margin_right = 1012.0
-margin_bottom = 41.0
-text = "Example use case: Dynamic FPS Animations
+margin_right = -18.0
+margin_bottom = -29.0
+text = "F.A.B.R.I.K IK Example use case: Dynamic FPS Animations
 Controls: WASD/Arrows to move, left click to fire, right click to look down sights, Q/E to lean left/right
 Escape to free/lock mouse cursor"
 align = 1
 valign = 1
 
 [node name="Button_Prev" type="Button" parent="Control"]
+anchor_top = 1.0
+anchor_bottom = 1.0
 margin_left = 10.0
-margin_top = 540.0
+margin_top = -60.0
 margin_right = 129.0
-margin_bottom = 590.0
+margin_bottom = -10.0
 text = "Previous scene"
 script = ExtResource( 2 )
 scene_to_change_to = "res://fabrik_ik.tscn"
 
 [node name="Crosshair" type="Control" parent="Control"]
 modulate = Color( 1, 1, 1, 0.784314 )
-margin_left = 492.0
-margin_top = 280.0
-margin_right = 532.0
-margin_bottom = 320.0
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+margin_left = -20.0
+margin_top = -20.0
+margin_right = 20.0
+margin_bottom = 20.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
 
 [node name="ColorRect" type="ColorRect" parent="Control/Crosshair"]
 margin_left = 19.0
 margin_right = 21.0
 margin_bottom = 40.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
 
 [node name="ColorRect2" type="ColorRect" parent="Control/Crosshair"]
 margin_left = 40.0
@@ -459,13 +475,13 @@ script = ExtResource( 3 )
 
 [node name="CollisionShape" type="CollisionShape" parent="KinematicBody"]
 transform = Transform( 1, 0, 0, 0, -4.37114e-08, -1, 0, 1, -4.37114e-08, 0, 7, 0 )
-shape = SubResource( 12 )
+shape = SubResource( 10 )
 
 [node name="CameraHolder" type="Spatial" parent="KinematicBody"]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 13, 0 )
 
 [node name="Lean_Path" type="Path" parent="KinematicBody/CameraHolder"]
-curve = SubResource( 13 )
+curve = SubResource( 11 )
 
 [node name="PathFollow" type="PathFollow" parent="KinematicBody/CameraHolder/Lean_Path"]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -0.0412404, 0.205172, 0 )
@@ -499,7 +515,6 @@ __meta__ = {
 skeleton_path = NodePath("../../../../../../BattleBot/Armature/Skeleton")
 bones_in_chain = PoolStringArray( "Left_UpperArm", "Left_LowerArm", "Left_Hand" )
 bones_in_chain_lengths = PoolRealArray( 1.97, 3, 0.1 )
-chain_iterations = 5
 limit_chain_iterations = false
 use_middle_joint_target = true
 
@@ -537,7 +552,6 @@ __meta__ = {
 skeleton_path = NodePath("../../../../../../BattleBot/Armature/Skeleton")
 bones_in_chain = PoolStringArray( "Right_UpperArm", "Right_LowerArm", "Right_Hand" )
 bones_in_chain_lengths = PoolRealArray( 1.97, 3, 0.1 )
-chain_iterations = 3
 limit_chain_iterations = false
 use_middle_joint_target = true
 
@@ -581,9 +595,9 @@ bone_name = "Head"
 [node name="AnimationPlayer" type="AnimationPlayer" parent="KinematicBody/CameraHolder"]
 autoplay = "Start"
 playback_speed = 4.0
-anims/Aiming = SubResource( 14 )
-anims/Idle = SubResource( 15 )
-anims/Start = SubResource( 16 )
+anims/Aiming = SubResource( 12 )
+anims/Idle = SubResource( 13 )
+anims/Start = SubResource( 14 )
 
 [node name="Weapon" type="Spatial" parent="KinematicBody/CameraHolder"]
 
diff --git a/3d/ik/look_at_ik.tscn b/3d/ik/look_at_ik.tscn
index 765d7373..329b8229 100644
--- a/3d/ik/look_at_ik.tscn
+++ b/3d/ik/look_at_ik.tscn
@@ -95,31 +95,42 @@ bone_name = "Right_UpperArm"
 additional_rotation = Vector3( 0, 0, 180 )
 
 [node name="Control" type="Control" parent="."]
-margin_right = 40.0
-margin_bottom = 40.0
+anchor_right = 1.0
+anchor_bottom = 1.0
 
 [node name="Panel" type="Panel" parent="Control"]
 modulate = Color( 1, 1, 1, 0.784314 )
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
 margin_left = -2.0
-margin_top = 530.0
-margin_right = 1028.0
-margin_bottom = 600.0
+margin_top = -70.0
+margin_right = 4.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
 
 [node name="Label" type="Label" parent="Control/Panel"]
+anchor_right = 1.0
+anchor_bottom = 1.0
 margin_left = 12.0
 margin_top = 10.0
-margin_right = 1012.0
-margin_bottom = 41.0
+margin_right = -18.0
+margin_bottom = -29.0
 text = "LookAt IK
 Move mouse to move IK targets"
 align = 1
 valign = 1
 
 [node name="Button_Next" type="Button" parent="Control"]
-margin_left = 900.0
-margin_top = 540.0
-margin_right = 1019.0
-margin_bottom = 590.0
+anchor_left = 1.0
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = -124.0
+margin_top = -60.0
+margin_right = -5.0
+margin_bottom = -10.0
 text = "Next scene"
 script = ExtResource( 8 )
 scene_to_change_to = "res://fabrik_ik.tscn"
diff --git a/3d/ik/project.godot b/3d/ik/project.godot
index 176cf6fb..abcf5706 100644
--- a/3d/ik/project.godot
+++ b/3d/ik/project.godot
@@ -19,11 +19,6 @@ config/name="3D IK"
 run/main_scene="res://look_at_ik.tscn"
 config/icon="res://icon.png"
 
-[display]
-
-window/stretch/mode="2d"
-window/stretch/aspect="keep"
-
 [editor_plugins]
 
 enabled=PoolStringArray( "sade" )
diff --git a/3d/ik/skeleton_ik.tscn b/3d/ik/skeleton_ik.tscn
new file mode 100644
index 00000000..00f77cf4
--- /dev/null
+++ b/3d/ik/skeleton_ik.tscn
@@ -0,0 +1,168 @@
+[gd_scene load_steps=16 format=2]
+
+[ext_resource path="res://skeleton_ik_runner.gd" type="Script" id=1]
+[ext_resource path="res://addons/sade/ik_look_at.png" type="Texture" id=2]
+[ext_resource path="res://addons/sade/editor_gizmo_texture.png" type="Texture" id=3]
+[ext_resource path="res://godot_battle_bot.dae" type="PackedScene" id=4]
+[ext_resource path="res://target_from_mousepos.gd" type="Script" id=5]
+[ext_resource path="res://battle_bot_color.tres" type="Material" id=6]
+[ext_resource path="res://battle_bot_emission.tres" type="Material" id=7]
+[ext_resource path="res://button_change_scene.gd" type="Script" id=8]
+[ext_resource path="res://addons/sade/ik_look_at.gd" type="Script" id=9]
+
+[sub_resource type="PlaneMesh" id=1]
+size = Vector2( 40, 40 )
+
+[sub_resource type="SpatialMaterial" id=2]
+albedo_texture = ExtResource( 3 )
+roughness = 0.2
+uv1_scale = Vector3( 0.25, 0.25, 0.25 )
+uv1_triplanar = true
+
+[sub_resource type="ProceduralSky" id=3]
+sky_top_color = Color( 0.0470588, 0.454902, 0.976471, 1 )
+sky_horizon_color = Color( 0.556863, 0.823529, 0.909804, 1 )
+sky_curve = 0.25
+ground_bottom_color = Color( 0.101961, 0.145098, 0.188235, 1 )
+ground_horizon_color = Color( 0.482353, 0.788235, 0.952941, 1 )
+ground_curve = 0.01
+
+[sub_resource type="Environment" id=4]
+background_mode = 2
+background_sky = SubResource( 3 )
+ambient_light_color = Color( 1, 0.909804, 0.784314, 1 )
+ambient_light_energy = 1.4
+ambient_light_sky_contribution = 0.72
+tonemap_mode = 3
+glow_enabled = true
+glow_levels/1 = true
+glow_levels/2 = true
+glow_levels/5 = false
+glow_intensity = 0.2
+glow_bloom = 0.03
+glow_blend_mode = 0
+
+[sub_resource type="CubeMesh" id=5]
+size = Vector3( 1, 1, 1 )
+
+[sub_resource type="SpatialMaterial" id=6]
+albedo_color = Color( 0, 0.191406, 0.765625, 1 )
+roughness = 0.0
+
+[node name="Skeleton_IK" type="Spatial"]
+
+[node name="Floor_plane" type="MeshInstance" parent="."]
+mesh = SubResource( 1 )
+material/0 = SubResource( 2 )
+
+[node name="DirectionalLight" type="DirectionalLight" parent="."]
+transform = Transform( 0.56827, 0.673454, -0.472789, 0, 0.574581, 0.818448, 0.822842, -0.465099, 0.326517, -9.77531, 11.5204, 11.766 )
+
+[node name="WorldEnvironment" type="WorldEnvironment" parent="."]
+environment = SubResource( 4 )
+
+[node name="BattleBot" parent="." instance=ExtResource( 4 )]
+
+[node name="godot_battle_bot" parent="BattleBot/Armature/Skeleton" index="0"]
+material/0 = ExtResource( 6 )
+material/1 = ExtResource( 7 )
+
+[node name="SkeletonIK_Left" type="SkeletonIK" parent="BattleBot/Armature/Skeleton" index="1"]
+process_priority = 1
+root_bone = "Left_UpperArm"
+tip_bone = "Left_Hand"
+target_node = NodePath("../../../../Camera/targets/Target_Left")
+script = ExtResource( 1 )
+
+[node name="SkeletonIK_Right" type="SkeletonIK" parent="BattleBot/Armature/Skeleton" index="2"]
+process_priority = 1
+root_bone = "Right_UpperArm"
+tip_bone = "Right_Hand"
+target_node = NodePath("../../../../Camera/targets/Target_Right")
+script = ExtResource( 1 )
+
+[node name="Camera" type="Camera" parent="."]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 11.5, 11 )
+fov = 74.0
+script = ExtResource( 5 )
+MOVEMENT_SPEED = -8.0
+flip_axis = true
+
+[node name="targets" type="Spatial" parent="Camera"]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -8 )
+
+[node name="IK_LookAt_Head" type="Spatial" parent="Camera/targets"]
+script = ExtResource( 9 )
+__meta__ = {
+"_editor_icon": ExtResource( 2 )
+}
+skeleton_path = NodePath("../../../../Skeleton_IK/BattleBot/Armature/Skeleton")
+bone_name = "Head"
+additional_rotation = Vector3( 90, 0, 0 )
+
+[node name="MeshInstance" type="MeshInstance" parent="Camera/targets"]
+mesh = SubResource( 5 )
+material/0 = SubResource( 6 )
+
+[node name="Target_Left" type="Position3D" parent="Camera/targets"]
+transform = Transform( -0.179447, 0.98366, -0.0145678, 0.981822, 0.178142, -0.0654973, -0.0618319, -0.0260563, -0.997746, 0.653517, -0.112305, -0.760886 )
+
+[node name="Target_Right" type="Position3D" parent="Camera/targets"]
+transform = Transform( -0.0217688, 0.998559, -0.0490576, 0.992503, 0.0274873, 0.119085, 0.120262, -0.0460975, -0.991671, -0.683053, 0.0251284, -0.811513 )
+
+[node name="Control" type="Control" parent="."]
+anchor_right = 1.0
+anchor_bottom = 1.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="Panel" type="Panel" parent="Control"]
+modulate = Color( 1, 1, 1, 0.784314 )
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = -2.0
+margin_top = -70.0
+margin_right = 4.0
+
+[node name="Label" type="Label" parent="Control/Panel"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = 12.0
+margin_top = 10.0
+margin_right = -18.0
+margin_bottom = -29.0
+text = "SkeletonIK node
+Move mouse to move IK targets"
+align = 1
+valign = 1
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="Button_Next" type="Button" parent="Control"]
+anchor_left = 1.0
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = -124.0
+margin_top = -60.0
+margin_right = -5.0
+margin_bottom = -10.0
+text = "Next scene"
+script = ExtResource( 8 )
+scene_to_change_to = "res://fps/fps_example.tscn"
+
+[node name="Button_Prev" type="Button" parent="Control"]
+anchor_top = 1.0
+anchor_bottom = 1.0
+margin_left = 10.0
+margin_top = -60.0
+margin_right = 129.0
+margin_bottom = -10.0
+text = "Previous scene"
+script = ExtResource( 8 )
+scene_to_change_to = "res://fabrik_ik.tscn"
+
+[editable path="BattleBot"]
diff --git a/3d/ik/skeleton_ik_runner.gd b/3d/ik/skeleton_ik_runner.gd
new file mode 100644
index 00000000..de6e43fc
--- /dev/null
+++ b/3d/ik/skeleton_ik_runner.gd
@@ -0,0 +1,4 @@
+extends SkeletonIK
+
+func _ready():
+	start(false)