diff --git a/main.js b/main.js
index e69de29..47c0d32 100644
--- a/main.js
+++ b/main.js
@@ -0,0 +1,79 @@
+// .length - Create an array called cars which consists of 4 different types of cars as String type. The first car type should be Ford and includes Honda.
+// Console.log the length of the array.
+let cars = ['ford', 'honda', 'toyota', 'tesla']
+
+// Use node main.js to run the program.
+console.log(cars.length)
+// .concat() - Create another array called moreCars with 4 more different types of cars. The last car type should be Honda.
+let moreCars = ['BMW', 'volkswagen', 'chevy', 'honda']
+// Use the concat method to combine the cars and moreCars arrays into another array called totalCars.
+// Run the program.
+let totalCars = cars.concat(moreCars)
+console.log(totalCars)
+
+// .indexOf() and .lastIndexOf() - Use the indexOf method to console.log the index of Honda.
+let hondaIndex = totalCars.indexOf('honda')
+console.log(hondaIndex)
+// Use the lastIndexOf method to console.log the index of Ford.
+let fordIndex = totalCars.lastIndexOf('ford')
+console.log(fordIndex)
+// Run the program.
+
+// .join() - Use the join method to covert the array totalCars into a string called stringOfCars.
+let stringOfCars = totalCars.join()
+console.log(stringOfCars)
+// Run the program.
+
+// .split() - Use the split method to convert stringOfCars back intro an array called totalCars.
+let splitCars = stringOfCars.split(",")
+console.log(splitCars)
+// Run the program.
+
+// .reverse() - Use the reverse method to create an array carsInReverse which is the array totalCars in reverse.
+let carsInReverse = totalCars.reverse()
+console.log(carsInReverse)
+// Run the program.
+
+// .sort() - Use the sort method to put the array carsInReverse into alphabetical order.
+let sortedCars = carsInReverse.sort()
+console.log(sortedCars)
+
+// Based on the types of cars you used, predict which item in the array should be at index 0.
+
+// Use the following code to confirm or reject your prediction: 
+console.log(carsInReverse.indexOf('BMW'));
+
+// .slice() - Use the slice method to remove Ford and Honda from the carsInReverse array and move them into a new array called removedCars.
+let removedCars = carsInReverse.slice(2, 5)
+console.log('removed', removedCars)
+console.log(carsInReverse)
+
+// .splice() - Use the splice method to remove the 2nd and 3rd items in the array carsInReverse and add Ford and Honda in their place.
+let splicedCars = carsInReverse.splice(1, 2, "ford", "honda")
+console.log('spliced', splicedCars)
+console.log(carsInReverse)
+// .push() - Use the push method to add the types of cars that you removed using the splice method to the carsInReverse array.
+let pushCars = carsInReverse.push(splicedCars)
+console.log('pushed cars', carsInReverse)
+console.log(typeof splicedCars)
+// .pop() - Use the pop method to remove and console.log the last item in the array carsInReverse.
+
+console.log(carsInReverse[8][0])
+let poppedCars = carsInReverse.pop()
+console.log('poppedCars', poppedCars)
+// .shift() - Use the shift method to remove and console.log the first item in the array carsInReverse.
+let shiftCars = carsInReverse.shift()
+console.log('shiftCars', shiftCars)
+// .unshift() - Use the unshift method to add a new type of car to the array carsInReverse.
+let unShiftCars = carsInReverse.unshift('kia')
+console.log('unshiftCars', unShiftCars)
+// .forEach() - Create an array called numbers with the following items: 23, 45, 0, 2 Write code that will add 2 to each item in the array numbers.
+let numbers = [23, 45, 0, 2];
+numbers.forEach(myFunction)
+
+function myFunction(item, index, arr) {
+  arr[index] = item + 2;
+}
+
+console.log(numbers)
+// .forEach() requires a function to be passed into it as its first argument. Build a function that will add 2 and then use .forEach() to pass each number into your freshly built function. const numbers = [23, 45, 0 , 2, 8, 44, 100, 1, 3, 91, 34]
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