diff --git a/flow-control.js b/flow-control.js
index 1e28c3aa..864bfc18 100755
--- a/flow-control.js
+++ b/flow-control.js
@@ -1,19 +1,55 @@
 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 {
+    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:
+ return "You are a teenager";
+ break;
+ case 14:
+ return "You are a teenager";
+ break;
+ case 15:
+ return "You are a teenager";
+ break;
+ case 16:
+ return "You are a teenager";
+ break;
+ case 17:
+ return "You are a teenager";
+ break;
+ case 18:
+ return "You are a teenager";
+ break;
+ case 19:
+ return "You are a teenager";
+ break;
+ default:
+ return "You have an age";
+          }
 }