diff --git a/flow-control.js b/flow-control.js
index 1e28c3aa0e..efdfec405f 100755
--- a/flow-control.js
+++ b/flow-control.js
@@ -1,19 +1,48 @@
 function basicTeenager(age) {
-
+  if (age >= 13 && age <= 19) {
+    return ("You are a teenager!")
+  }
 }
 
 function teenager(age) {
-
+ if (age >= 13 && age <= 19) {
+   return ("You are a teenager!")
+ }
+ else {
+   return ("You are not a teenager")
+ }
 }
 
 function ageChecker(age) {
-
+ if (age >= 13 && age <= 19) {
+   return ("You are a teenager!")
+ }
+ else if (age <= 12) {
+   return ("You are a kid")
+ }
+ else if (age >= 20) {
+   return ("You are a grownup")
+ }
 }
 
 function ternaryTeenager(age) {
-
+ return (age >= 13 && age <= 19) ? 
+ "You are a teenager" : 
+ "You are not a teenager";
 }
 
 function switchAge(age) {
-
+ switch (age) {
+   case 13:
+   case 14:
+   case 15:
+   case 16:
+   case 17:
+   case 18:
+   case 19:   
+     return ("You are a teenager");
+    break;
+    default:
+    return ("You have an age");
+ }
 }