diff --git a/content/04_particles.html b/content/04_particles.html
index ffd59daf..b4f478e1 100644
--- a/content/04_particles.html
+++ b/content/04_particles.html
@@ -379,7 +379,9 @@ <h2 id="a-particle-emitter">A Particle Emitter</h2>
       particles.splice(i, 1);
     }
   }</strong>
-}</code></pre>
+}
+
+</code></pre>
       </td>
       <td>
         <pre><code>class Emitter {
diff --git a/content/05_steering.html b/content/05_steering.html
index d6390f45..c5e141c2 100644
--- a/content/05_steering.html
+++ b/content/05_steering.html
@@ -909,7 +909,7 @@ <h3 id="exercise-510">Exercise 5.10</h3>
 <div data-type="example">
   <h3 id="example-58-path-following">Example 5.8: Path Following</h3>
   <figure>
-    <div data-type="embed" data-p5-editor="https://editor.p5js.org/natureofcode/sketches/1T-6LupvJ" data-example-path="examples/05_steering/noc_5_06_path_following"><img src="examples/05_steering/noc_5_06_path_following/screenshot.png"></div>
+    <div data-type="embed" data-p5-editor="https://editor.p5js.org/natureofcode/sketches/1T-6LupvJ" data-example-path="examples/05_steering/noc_5_08_path_following"><img src="examples/05_steering/noc_5_08_path_following/screenshot.png"></div>
     <figcaption></figcaption>
   </figure>
 </div>
diff --git a/content/10_nn.html b/content/10_nn.html
index 802e2ee2..2f79b7a3 100644
--- a/content/10_nn.html
+++ b/content/10_nn.html
@@ -116,7 +116,7 @@ <h3 id="perceptron-steps">Perceptron Steps</h3>
     <tr>
       <th>Input</th>
       <th>Weight</th>
-      <th>Input <span data-type="equation">\times</span> Weight</th>
+      <th>Input <span data-type="equation">\boldsymbol{\times}</span> Weight</th>
     </tr>
   </thead>
   <tbody>
diff --git a/content/examples/02_forces/example_2_5_fluid_resistance/liquid.js b/content/examples/02_forces/example_2_5_fluid_resistance/liquid.js
index 86680a13..3329ec94 100644
--- a/content/examples/02_forces/example_2_5_fluid_resistance/liquid.js
+++ b/content/examples/02_forces/example_2_5_fluid_resistance/liquid.js
@@ -39,7 +39,7 @@ class Liquid {
 
   show() {
     noStroke();
-    fill(200);
+    fill(220);
     rect(this.x, this.y, this.w, this.h);
   }
 }
diff --git a/content/examples/02_forces/example_2_5_fluid_resistance/screenshot.png b/content/examples/02_forces/example_2_5_fluid_resistance/screenshot.png
index 682239e8..01d6bde4 100644
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diff --git a/content/examples/04_particles/example_4_8_image_texture_system_smoke/screenshot.png b/content/examples/04_particles/example_4_8_image_texture_system_smoke/screenshot.png
index d9b5bcbe..9576fb5e 100644
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diff --git a/content/examples/04_particles/figure_4_8_circles/screenshot.png b/content/examples/04_particles/figure_4_8_circles/screenshot.png
index d9b5bcbe..b061b964 100644
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diff --git a/content/examples/04_particles/figure_4_8_image/screenshot.png b/content/examples/04_particles/figure_4_8_image/screenshot.png
index d9b5bcbe..9576fb5e 100644
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diff --git a/content/examples/05_steering/noc_5_01_seek/screenshot.png b/content/examples/05_steering/noc_5_01_seek/screenshot.png
index d13c0bd6..0c13544e 100644
Binary files a/content/examples/05_steering/noc_5_01_seek/screenshot.png and b/content/examples/05_steering/noc_5_01_seek/screenshot.png differ
diff --git a/content/examples/05_steering/noc_5_02_arrive/screenshot.png b/content/examples/05_steering/noc_5_02_arrive/screenshot.png
index 02ac2c77..135602cb 100644
Binary files a/content/examples/05_steering/noc_5_02_arrive/screenshot.png and b/content/examples/05_steering/noc_5_02_arrive/screenshot.png differ
diff --git a/content/examples/05_steering/noc_5_02_arrive/sketch.js b/content/examples/05_steering/noc_5_02_arrive/sketch.js
index 52511ccc..a1752875 100644
--- a/content/examples/05_steering/noc_5_02_arrive/sketch.js
+++ b/content/examples/05_steering/noc_5_02_arrive/sketch.js
@@ -16,7 +16,7 @@ function setup() {
 }
 
 function draw() {
-  background(255);
+  background(255,10);
   let mouse = createVector(mouseX, mouseY);
 
   // Draw an ellipse at the mouse position
@@ -29,4 +29,8 @@ function draw() {
   vehicle.arrive(mouse);
   vehicle.update();
   vehicle.show();
+}
+
+function mousePressed(){
+  save('screenshot.png')
 }
\ No newline at end of file
diff --git a/content/examples/05_steering/noc_5_05_path_following_simple/screenshot.png b/content/examples/05_steering/noc_5_05_path_following_simple/screenshot.png
index 319c408b..d4453972 100644
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diff --git a/content/examples/05_steering/noc_5_06_path_following/screenshot.png b/content/examples/05_steering/noc_5_06_path_following/screenshot.png
deleted file mode 100644
index 5ceaa380..00000000
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diff --git a/content/examples/05_steering/noc_5_06_path_following/index.html b/content/examples/05_steering/noc_5_08_path_following/index.html
similarity index 100%
rename from content/examples/05_steering/noc_5_06_path_following/index.html
rename to content/examples/05_steering/noc_5_08_path_following/index.html
diff --git a/content/examples/05_steering/noc_5_06_path_following/path.js b/content/examples/05_steering/noc_5_08_path_following/path.js
similarity index 100%
rename from content/examples/05_steering/noc_5_06_path_following/path.js
rename to content/examples/05_steering/noc_5_08_path_following/path.js
diff --git a/content/examples/05_steering/noc_5_08_path_following/screenshot.png b/content/examples/05_steering/noc_5_08_path_following/screenshot.png
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index 00000000..fcba1d15
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diff --git a/content/examples/05_steering/noc_5_06_path_following/sketch.js b/content/examples/05_steering/noc_5_08_path_following/sketch.js
similarity index 100%
rename from content/examples/05_steering/noc_5_06_path_following/sketch.js
rename to content/examples/05_steering/noc_5_08_path_following/sketch.js
diff --git a/content/examples/05_steering/noc_5_06_path_following/style.css b/content/examples/05_steering/noc_5_08_path_following/style.css
similarity index 100%
rename from content/examples/05_steering/noc_5_06_path_following/style.css
rename to content/examples/05_steering/noc_5_08_path_following/style.css
diff --git a/content/examples/05_steering/noc_5_06_path_following/vehicle.js b/content/examples/05_steering/noc_5_08_path_following/vehicle.js
similarity index 100%
rename from content/examples/05_steering/noc_5_06_path_following/vehicle.js
rename to content/examples/05_steering/noc_5_08_path_following/vehicle.js
diff --git a/content/examples/06_libraries/6_4_polygon_shapes/screenshot.png b/content/examples/06_libraries/6_4_polygon_shapes/screenshot.png
index 78e88fe1..4c7af6b7 100644
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diff --git a/content/examples/06_libraries/6_5_compound_bodies/screenshot.png b/content/examples/06_libraries/6_5_compound_bodies/screenshot.png
index 78e88fe1..2f992f0b 100644
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diff --git a/content/examples/06_libraries/6_8_mouse_constraint/screenshot.png b/content/examples/06_libraries/6_8_mouse_constraint/screenshot.png
index 6b6f2802..4b718a80 100644
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diff --git a/content/examples/06_libraries/exercise_6_7_windmill_motor/screenshot.png b/content/examples/06_libraries/exercise_6_7_windmill_motor/screenshot.png
index e6b22d74..a9e713d3 100644
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diff --git a/content/examples/11_nn_ga/10_5_smart_rockets_neuro_evolution/screenshot.png b/content/examples/11_nn_ga/10_5_smart_rockets_neuro_evolution/screenshot.png
index f4cb49a8..07984b58 100644
Binary files a/content/examples/11_nn_ga/10_5_smart_rockets_neuro_evolution/screenshot.png and b/content/examples/11_nn_ga/10_5_smart_rockets_neuro_evolution/screenshot.png differ
diff --git a/content/examples/11_nn_ga/10_5_smart_rockets_neuro_evolution/sketch.js b/content/examples/11_nn_ga/10_5_smart_rockets_neuro_evolution/sketch.js
index d2fd40df..a596eca6 100644
--- a/content/examples/11_nn_ga/10_5_smart_rockets_neuro_evolution/sketch.js
+++ b/content/examples/11_nn_ga/10_5_smart_rockets_neuro_evolution/sketch.js
@@ -84,4 +84,4 @@ function mousePressed() {
   target.position.x = mouseX;
   target.position.y = mouseY;
   recordTime = lifeSpan;
-}
+}
\ No newline at end of file