diff --git a/append-array.js b/append-array.js
new file mode 100644
index 0000000..ce77fbd
--- /dev/null
+++ b/append-array.js
@@ -0,0 +1,12 @@
+// Append array of strings on value
+
+const appendValues = (value, appends) => {
+  if (appends.length === 0) {
+    return value
+  }
+  return value + appends.join('')
+};
+
+text = appendValues('A', ['m', 'azi', 'ng']);
+
+console.log(text); // Amazing
diff --git a/sort-peoples.js b/sort-peoples.js
new file mode 100644
index 0000000..38a7894
--- /dev/null
+++ b/sort-peoples.js
@@ -0,0 +1,18 @@
+const peoples = [
+  { name: 'Paulo', age: 19 },
+  { name: 'Hannah', age: 26 },
+  { name: 'Lucio', age: 32 },
+  { name: 'Waldo', age: 73 },
+  { name: 'Larissa', age: 22 },
+  { name: 'Brucer', age: 15 }
+];
+
+const sortNames = peoples.sort((a, b) => {
+  const firstName = a.name.toLowerCase();
+  const secondName = b.name.toLowerCase();
+  if (firstName < secondName) return -1
+  if (firstName > secondName) return 1
+  return 0
+})
+
+console.log(sortNames);