diff --git a/02week/pigLatin.js b/02week/pigLatin.js
index 046434c94..5eb810faa 100644
--- a/02week/pigLatin.js
+++ b/02week/pigLatin.js
@@ -9,15 +9,27 @@ const rl = readline.createInterface({
 
 
 function pigLatin(word) {
-
-  // Your code here
-
-}
-
+  let inputArray = word.split('');
+  let vowelArray = ['a','e','i','o','u'];
+  for(let i =0; i<inputArray.length;i++){
+    //console.log(i);
+    const letter = inputArray[i];
+    if(vowelArray.indexOf(letter)!== -1){
+      const cutPiece = inputArray.slice(0,i)
+      const remainingArr = inputArray.slice(i)
+      const theEnd = remainingArr.concat(cutPiece);
+      console.log(theEnd.join('') + 'ay');
+
+      //console.log(cutPiece, inputArray);
+          //return finalStr
+          break;
+    }
+  }
+  }
 
 function getPrompt() {
   rl.question('word ', (answer) => {
-    console.log( pigLatin(answer) );
+    pigLatin(answer)
     getPrompt();
   });
 }
diff --git a/04week/algorithms.js b/04week/algorithms.js
index 5759b960e..29128dcae 100644
--- a/04week/algorithms.js
+++ b/04week/algorithms.js
@@ -16,7 +16,15 @@ for (let i = 0; i < 1000; i++) {
 
 function bubbleSort(arr) {
   // Your code here
+  for (let i =0; i < arr.length; i++){
+    if (arr[i] > arr[i+1]){
+      let temp = arr[i]
+      arr[i] = arr[i+1];
+      arr[i+1] = temp;
+    }
+  }
 }
+console.log(bubbleSort(arr));
 
 function mergeSort(arr) {
   // Your code here
diff --git a/05week/checkers.js b/05week/checkers.js
index 8f33a089c..dc736644c 100644
--- a/05week/checkers.js
+++ b/05week/checkers.js
@@ -10,6 +10,7 @@ const rl = readline.createInterface({
 
 function Checker() {
   // Your code here
+
 }
 
 function Board() {
diff --git a/05week/spaceTravelToMars.js b/05week/spaceTravelToMars.js
index ce258a382..6f9dd664a 100644
--- a/05week/spaceTravelToMars.js
+++ b/05week/spaceTravelToMars.js
@@ -10,7 +10,40 @@ let jobTypes = {
 };
 
 // Your code here
+class CrewMember{
+  constructor(name, job, specialSkill){
+    this.name = name;
+    this.job = job;
+    this.specialSkill = specialSkill;
+    this.ship = null;
+  }
+  enterShip(ship1){
+    this.ship = ship1;
+    this.ship.crew.push(this);
+  }
+}
 
+class Ship{
+  constructor(name, type, ability){
+    this.name = name;
+    this.type = type;
+    this.ability = ability;
+    this.crew = [];
+  }
+  missionStatement(){
+    if (this.crew.length >0){
+      return this.ability;
+    }else{
+      return 'Can\'t perform a mission yet.'
+    }
+  }
+}
+/*const crewMember1 = new CrewMember('Chase','commander','being radical','');
+const crewMember2 = new CrewMember('Julian','pilot','stylist','');
+const crewMember3 = new CrewMember('Rick','mechanic','sharpshooter','');
+const crewMember4 = new CrewMember('Cora','programmer','talking shit','');
+const mav = new Ship('Mars Ascent Vehicle','MAV','Ascend into low orbit');
+const hermes = new Ship('Hermes','Main Ship','Interplanetary Space Travel');*/
 //tests
 if (typeof describe === 'function'){
   describe('CrewMember', function(){