diff --git a/challenges/bottles-of-beer-song.js b/challenges/bottles-of-beer-song.js
index 8dbd822..1d105fb 100644
--- a/challenges/bottles-of-beer-song.js
+++ b/challenges/bottles-of-beer-song.js
@@ -22,3 +22,21 @@
 */
 
 // YOUR CODE HERE
+
+function bottles() {
+    for(var i=100 ; i>=01;i-=1) {
+    if(i===1){
+        console.log(i + " " + "bottle of beer on the wall" + ",");
+        console.log(i + " " + "bottle of beer!");
+        console.log("Take one down and pass it around,");
+        console.log("No more bottles of beer on the wall...");
+    }
+    else{
+      console.log(i + " " + "bottles of beer on the wall" + ",");
+      console.log(i + " " + "bottles of beer!");
+      console.log("Take one down and pass it around,");
+      console.log((i-1) + " " + "bottles of beer on the wall...");
+      console.log(" ");
+    }
+  }
+}
diff --git a/challenges/palindrome-detector.js b/challenges/palindrome-detector.js
index 86e0a62..114511a 100644
--- a/challenges/palindrome-detector.js
+++ b/challenges/palindrome-detector.js
@@ -21,3 +21,7 @@
 */
 
 // YOUR CODE HERE
+function isPalindrome(str){
+      str = str.toLowerCase();
+      return str == str.split('').reverse().join('');
+}
diff --git a/challenges/primes.js b/challenges/primes.js
index d95fd9e..70e6693 100644
--- a/challenges/primes.js
+++ b/challenges/primes.js
@@ -10,3 +10,20 @@
 */
 
 // YOUR CODE HERE
+function isPrime(num){
+  for (var i = 2; i < num; i++) {
+    if(num % i === 0){
+      return false;
+    }
+  }
+  return num > 1
+}
+function primes(max) {
+  var primesList = [];
+  for (var i = 0; i <= max; i++) {
+    if (isPrime(i)) {
+      primesList.push(i)
+    }
+   }
+   return primesList;
+ }
diff --git a/challenges/shakespearian-insult-generator.js b/challenges/shakespearian-insult-generator.js
index 15b79f0..4458f87 100644
--- a/challenges/shakespearian-insult-generator.js
+++ b/challenges/shakespearian-insult-generator.js
@@ -17,3 +17,10 @@ var second_word = ["weather-bitten", "unchin-snouted", "toad-spotted", "tickle-b
 var third_word = ["wagtail", "whey-face", "vassal", "varlet", "strumpet", "skainsmate", "scut", "ratsbane", "pumpion", "puttock", "pignut", "pigeon-egg", "nut-hook", "mumble-news", "moldwarp", "miscreant", "minnow", "measle", "mammet", "malt-worm", "maggot-pie", "lout", "lewdster", "joithead", "hugger-mugger", "horn-beast", "hedge-pig", "harpy", "haggard", "gudgeon", "giglet", "fustilarian", "foot-licker", "flirt-gill", "flax-wench", "flap-dragon", "dewberry", "death-token", "codpiece", "coxcomb", "clotpole", "clack-dish", "canker-blossom", "bum-bailey", "bugbear", "boar-pig", "bladder", "barnacle", "baggage", "apple-john"];
 
 // YOUR CODE HERE
+var rand = first_word[Math.floor(Math.random() * first_word.length)];
+var rand2 = second_word[Math.floor(Math.random() * second_word.length)];
+var rand3 = third_word[Math.floor(Math.random() * third_word.length)];
+
+var generateInsult = function generateInsult(){
+  console.log("You" + " " + rand + "," + " " + rand2 + "," + " " + rand3 + "," + " " + "you!");
+  };