diff --git a/arrays-basics.js b/arrays-basics.js
index 0de468d..98da7d9 100644
--- a/arrays-basics.js
+++ b/arrays-basics.js
@@ -2,7 +2,11 @@
  Task 8 (logArray): 
    Create a function logArray that receives an array as a parameter and logs each item in the array.
 **************************************************************/
-function logArray(arr) {}
+// function logArray(arr) {
+//   arr.forEach((value, index) => {
+//     console.log(value);
+//   });
+// }
 
 // logArray([1, 2, 3, 4, 5]);
 
@@ -10,7 +14,11 @@ function logArray(arr) {}
    Task 9 (logArrayWithIndex): 
      Create a function logArrayWithIndex that receives an array as a parameter and logs each item in the array along with its index.
   **************************************************************/
-function logArrayWithIndex(arr) {}
+// function logArrayWithIndex(arr) {
+//   arr.forEach((value, index) => {
+//     console.log(value, index);
+//   });
+// }
 
 // logArrayWithIndex(["apple", "banana", "orange"]);
 
@@ -18,30 +26,40 @@ function logArrayWithIndex(arr) {}
    Task 10 (logEvenNumbers): 
      Create a function logEvenNumbers that receives an array of numbers as a parameter and logs only the even numbers in the array.
   **************************************************************/
-function logEvenNumbers(arr) {}
-
-// logEvenNumbers([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
+// function logEvenNumbers(arr) {
+//   return arr.filter((items, index) => {
+//     return items % 2 === 0;
+//   });
+// }
+// console.log(logEvenNumbers([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]));
 
 /**************************************************************
    Task 11 (logArrayBackwards): 
      Create a function logArrayBackwards that receives an array as a parameter and logs each item in the array in reverse order.
   **************************************************************/
-function logArrayBackwards(arr) {}
-
-// logArrayBackwards(["one", "two", "three", "four"]);
+// function logArrayBackwards(arr) {
+//   return arr.reverse();
+// }
+// console.log(logArrayBackwards(["one", "two", "three", "four"]));
 
 /**************************************************************
    Task 12 (logLastItem): 
      Create a function logLastItem that receives an array as a parameter and logs the last item in the array.
   **************************************************************/
-function logLastItem(arr) {}
-
-// logLastItem(["a", "b", "c", "d"]);
+// function logLastItem(arr) {
+//   return arr[arr.length - 1];
+// }
+// console.log(logLastItem(["a", "b", "c", "d"]));
 
 /**************************************************************
    Task 13 (logArrayInChunks): 
      Create a function logArrayInChunks that receives an array and a chunk size as parameters and logs the items in the array in chunks of the specified size.
   **************************************************************/
-function logArrayInChunks(arr, chunkSize) {}
+// function logArrayInChunks(arr, chunkSize) {
+//   for (let i = 0; i < arr.length; i = i + chunkSize) {
+//     const checks = arr.slice(i, i + chunkSize);
+//     console.log(checks);
+//   }
+// }
 
 // logArrayInChunks([1, 2, 3, 4, 5, 6, 7, 8, 9], 3);
diff --git a/arrays-intermediate.js b/arrays-intermediate.js
index 18b8fb0..dba837e 100644
--- a/arrays-intermediate.js
+++ b/arrays-intermediate.js
@@ -3,11 +3,11 @@
    Create a function sumArray that receives an array of numbers as a parameter and returns the sum of all the numbers in the array.
    Hint: Use the .reduce() method
 **************************************************************/
-function sumArray(numbers) {
-  //TODO: Add your code here
-}
+// function sumArray(numbers) {
+//   //TODO: Add your code here
+//   return numbers.reduce((items, value)=> items+value )
+// }
 // console.log(sumArray([4, 3, 2, 5, -10]));
-
 /**************************************************************
  Task 2:
   Create a function findFirstStringStartingWithA that receives an array of strings as a parameter
@@ -17,6 +17,7 @@ function sumArray(numbers) {
 **************************************************************/
 function findFirstStringStartingWithLetter(letter, strings) {
   //TODO: Add your code here
+  return strings.find((str) => str.toLowerCase().startswith(letter));
 }
 // console.log(
 //   findFirstStringStartingWithLetter("h", ["Memory", "Hello", "Happy"])
@@ -29,9 +30,12 @@ function findFirstStringStartingWithLetter(letter, strings) {
   
   Hint: Use the .map() and .includes() methods
 **************************************************************/
-function isPresentIncluded(presentName, presents) {
-  //TODO: Add your code here
-}
+// function isPresentIncluded(presentName, presents) {
+//   return presents.map((items, index) =>
+//     items.toLowerCase().includes(presentName)
+//   );
+//   //TODO: Add your code here
+// }
 // console.log(
 //   isPresentIncluded("puzzle", [
 //     "Sparkling Surprise",
@@ -46,12 +50,14 @@ function isPresentIncluded(presentName, presents) {
  Task 4:
   Create a function sortStudentsAlphabetically that receives an array of students name as a parameter 
   and uses the sort method to sort the strings in alphabetical order.
+  
 
   Hint: Use the .sort() method
 **************************************************************/
-function sortStudentsAlphabetically(students) {
-  //TODO: Add your code here
-}
+// function sortStudentsAlphabetically(students) {
+//   return students.sort();
+//   //TODO: Add your code here
+// }
 // console.log(
 //   sortStudentsAlphabetically([
 //     "Eve",
@@ -77,9 +83,21 @@ function sortStudentsAlphabetically(students) {
 
    Hint: Use the .forEach() and .push() methods
 **************************************************************/
-function separateOddEven(numbers) {
-  //TODO: Add your code here
-}
+// function separateOddEven(numbers) {
+//   const odds = [];
+//   const even = [];
+//   numbers.forEach((items) => {
+//     if (items % 2 === 0) {
+//       odds.push(items);
+//     } else {
+//       even.push(items);
+//     }
+
+//   });
+//   return{even,odds}
+// }
+// //TODO: Add your code here
+
 // console.log(separateOddEven([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]));
 
 /**************************************************************
@@ -99,9 +117,13 @@ function separateOddEven(numbers) {
 
   Hint: Use the .filter and .startsWith method
 **************************************************************/
-function removeItem(code, items) {
-  //TODO: Add your code here
-}
+// function removeItem(code, items) {
+//   return items.filter((value,index)=>
+//      value.code != code
+//   )
+// }
+// //TODO: Add your code here
+
 // console.log(
 //   removeItem("#153", [
 //     { code: "#153", name: "Ball" },
@@ -156,9 +178,17 @@ Task 7:
 
    Hint: Use the .map method and separator operator
 **************************************************************/
-function updateGrades(curve, students) {
-  //TODO: Add your code here
-}
+// function updateGrades(curve, students) {
+//   students.map((items, index) => {
+//     if (items.type === "regular") {
+//       return items.grade += curve
+//     } else {
+//       return items.grade -= curve
+//     }
+//   });
+//   return students;
+// }
+// //TODO: Add your code here
 // console.log(
 //   updateGrades(10, [
 //     { firstName: "Jaber", lastName: "jabarbar", grade: 10, type: "regular" },
diff --git a/index.html b/index.html
index d971aeb..7e1a9dc 100644
--- a/index.html
+++ b/index.html
@@ -7,6 +7,8 @@
     <title>Arrays</title>
 </head>
 <body>
-    <script src="./arrays.js" type="module" />
-</body>
+<!-- <script src="./arrays-basics.js"></script></body> -->
+<!-- <script src="./arrays-intermediate.js"></script> -->
+<script src="reviewers.js"></script>
+
 </html>
\ No newline at end of file
diff --git a/reviewers.js b/reviewers.js
index eda2973..ead2b02 100644
--- a/reviewers.js
+++ b/reviewers.js
@@ -1,12 +1,14 @@
 const reviewers = require("./reviewers.json");
+import reviewers from "./reviewers.json" assert { type: "json" };
 console.log("🚀 ~ file: reviewers.js:2 ~ reviewers:", reviewers);
 
 /*********************************************************************** 
 - This function receives a reviewer object and should return the name of the reviewer.
 ***********************************************************************/
-function getReviewerName(reviewer) {
-  //TODO: ADD YOUR CODE HERE
-}
+// function getReviewerName(reviewer) {
+//TODO: ADD YOUR CODE HERE
+//   console.log(reviewer.reviewerName);
+// }
 // console.log(getReviewerName(reviewers[0]));
 
 /*********************************************************************** 
@@ -14,6 +16,7 @@ function getReviewerName(reviewer) {
 ************************************************************************/
 function numberOfReviews(reviewer) {
   //TODO: ADD YOUR CODE HERE
+  return reviewer.books.length;
 }
 // console.log(numberOfReviews(reviewers[0]));
 
@@ -25,6 +28,9 @@ function numberOfReviews(reviewer) {
  ***********************************************************************/
 function reviewerHasReview(reviewTitle, reviewer) {
   //TODO: ADD YOUR CODE HERE
+  reviewer.books.some((items) => {
+    return items.title === reviewTitle;
+  });
 }
 // console.log(reviewerHasReview("Becoming", reviewers[0]));
 
@@ -35,6 +41,7 @@ function reviewerHasReview(reviewTitle, reviewer) {
  ****************************************************************/
 function getReviewerByName(reviewerName, reviewers) {
   //TODO: ADD YOUR CODE HERE
+  reviewers.find((items) => items.reviewerName === reviewerName);
 }
 // console.log(getReviewerByName("Michelle Obama", reviewers));
 
@@ -45,6 +52,11 @@ function getReviewerByName(reviewerName, reviewers) {
  ****************************************************************/
 function getReviewerByReviewTitle(reviewTitle, reviewers) {
   //TODO: ADD YOUR CODE HERE
+  return reviewers.find((items) => {
+    items.some((value) => {
+      return value.books === reviewTitle;
+    });
+  });
 }
 // console.log(getReviewerByReviewTitle("The Overstory", reviewers));
 
@@ -56,4 +68,15 @@ function getReviewerByReviewTitle(reviewTitle, reviewers) {
 function searchReviewers(query, reviewers) {
   //TODO: ADD YOUR CODE HERE
 }
+return reviewers.map((items) => {
+  items.reviewerName = items.reviewerName.toWloerCase();
+});
+return reviewers.map((items) => {
+  items.description = items.description.toWloerCase();
+});
+return reviewers.fiter((items) => {
+  if (items.reviewerName.includes(query) && items.description.includes(query)) {
+    return items;
+  }
+});
 // console.log(searchReviewers("o", reviewers));