diff --git a/tutorials/fibonacci.rb b/tutorials/fibonacci.rb
new file mode 100644
index 000000000..138563ae7
--- /dev/null
+++ b/tutorials/fibonacci.rb
@@ -0,0 +1,15 @@
+#Fibonacci_series
+
+arr = [0, 1]
+
+def printFiboNseries(num)
+   if num == 0 || num ==1
+      return 1
+   end
+   while arr.length <= num
+      arr << arr[-1] + [-2] 
+   end
+  return arr
+end
+
+puts printFiboNseries(5)