diff --git a/public/pdfs/Hatchling Week 4 - Tools, Project, and Process.pptx.pdf b/public/pdfs/Hatchling Week 4 - Tools, Project, and Process.pptx.pdf
new file mode 100644
index 00000000..ad7b816b
Binary files /dev/null and b/public/pdfs/Hatchling Week 4 - Tools, Project, and Process.pptx.pdf differ
diff --git a/src/pages/Hatchling.jsx b/src/pages/Hatchling.jsx
index b158cfee..a5830c4c 100644
--- a/src/pages/Hatchling.jsx
+++ b/src/pages/Hatchling.jsx
@@ -330,7 +330,7 @@ const Hatchling = () => {
                   1: "/pdfs/Hatchling Week 1 - Introduction.pptx.pdf",
                   2: "/pdfs/Hatchling Week 2 - SolidWorks (CAD) Foundation.pptx.pdf",
                   3: "/pdfs/Hatchling Week 3 - SolidWorks 3D.pptx.pdf",
-                  //4: "/pdfs/Hatchling Week 4 - Tools, Project, and Process.pptx.pdf",
+                  4: "/pdfs/Hatchling Week 4 - Tools, Project, and Process.pptx.pdf",
                   //5: "/pdfs/Hatchling Week 5 - Design Review and Cpp.pptx.pdf",
                   //6: "/pdfs/Hatchling Week 6 - SolidWorks Assembly.pptx.pdf",
                   //7: "/pdfs/Hatchling Week 7 - Programming and Git GitHub.pptx.pdf",
@@ -357,8 +357,10 @@ const Hatchling = () => {
                       <option value="1">Week 1: Introductions</option>
                       <option value="2">Week 2: SolidWorks Foundation</option>
                       <option value="3">Week 3: SolidWorks 3D</option>
-                      {/* <option value="4">Week 4: Tools, Project, and Process</option>
-                      <option value="5">Week 5: Design Review and C++</option>
+                      <option value="4">
+                        Week 4: Tools, Project, and Process
+                      </option>
+                      {/* <option value="5">Week 5: Design Review and C++</option>
                       <option value="6">Week 6: SolidWorks Assembly</option>
                       <option value="7">Week 7: Programming and Git GitHub</option>
                       <option value="8">Week 8: Electronics and Soldering</option> */}