diff --git a/resources/json_files/ex_4.json b/resources/json_files/ex_4.json
new file mode 100644
index 0000000000000000000000000000000000000000..7cab05cb07ae0d258fcea7308a00a960a852cd53
--- /dev/null
+++ b/resources/json_files/ex_4.json
@@ -0,0 +1,10 @@
+{
+    "Description": "Example from in class 'Simplex Method' worksheet.",
+    "constraints": [
+        [-1, 1],
+        [1, 3],
+        [1, -1]
+    ],
+    "constants": [3, 13, 1],
+    "objective": [1, 2]
+}
diff --git a/resources/json_files/ex_5.json b/resources/json_files/ex_5.json
new file mode 100644
index 0000000000000000000000000000000000000000..679014bc54b097bd37320c2dfdce651b28859691
--- /dev/null
+++ b/resources/json_files/ex_5.json
@@ -0,0 +1,9 @@
+{
+    "Description": "Example from our Algorithms book on page 886. Shows a problem that makes full use of our initialize method.",
+    "constraints": [
+        [2, -1],
+        [1, -5]
+    ],
+    "constants": [2, -4],
+    "objective": [2, -1]
+}
diff --git a/resources/json_files/ex_6.json b/resources/json_files/ex_6.json
new file mode 100644
index 0000000000000000000000000000000000000000..9732b0272c20d4a9cb565c79b286a08efb8bfcce
--- /dev/null
+++ b/resources/json_files/ex_6.json
@@ -0,0 +1,10 @@
+{
+    "Description": "Example from our Algorithms book on page 865. Shows an 'extended example' of simplex.",
+    "constraints": [
+        [1, 1, 3],
+        [2, 2, 5],
+        [4, 1, 2]
+    ],
+    "constants": [30, 24, 36],
+    "objective": [3, 1, 2]
+}