Update 06_day_loops.md

06_Day_Loops/06_day_loops.md

@@ -151,7 +151,7 @@ do {
 
 ### for of loop
 
-We use for of loop for arrays. It is very hand way to iterate through an array if we are not interested in the index of each element in the array.
+We use for of loop for arrays. It is very handy way to iterate through an array if we are not interested in the index of each element in the array.
 
 ```js
 for (const element of arr) {