diff --git a/Basics/FibonacciSeries.js b/Basics/FibonacciSeries.js
new file mode 100644
index 0000000..d1d0baf
--- /dev/null
+++ b/Basics/FibonacciSeries.js
@@ -0,0 +1,20 @@
+function fibonacciSeries(n) {
+  if (n <= 0) {
+    console.log("Please enter a positive integer.");
+    return;
+  }
+
+  let a = 0, b = 1;
+  console.log("Fibonacci Series:");
+
+  for (let i = 1; i <= n; i++) {
+    console.log(a);
+    let next = a + b;
+    a = b;
+    b = next;
+  }
+}
+
+
+const n = 10;
+fibonacciSeries(n);
\ No newline at end of file