diff --git a/core-java-modules/core-java-lang-oop-constructors/src/main/java/com/baeldung/initializerblock/instanceblock/InstanceBlockExample.java b/core-java-modules/core-java-lang-oop-constructors/src/main/java/com/baeldung/initializerblock/instanceblock/InstanceBlockExample.java
new file mode 100644
index 0000000000..c17fd8d3e6
--- /dev/null
+++ b/core-java-modules/core-java-lang-oop-constructors/src/main/java/com/baeldung/initializerblock/instanceblock/InstanceBlockExample.java
@@ -0,0 +1,22 @@
+package com.baeldung.initializerblock.instanceblock;
+
+public class InstanceBlockExample {
+
+    {
+        System.out.println("Instance initializer block 1");
+    }
+    
+    {
+        System.out.println("Instance initializer block 2");
+    }
+    
+    public InstanceBlockExample() {
+        System.out.println("Class constructor");
+    }
+
+    public static void main(String[] args) {
+        InstanceBlockExample iib = new InstanceBlockExample();
+        System.out.println("Main Method");
+    }
+}
+
diff --git a/core-java-modules/core-java-lang-oop-constructors/src/main/java/com/baeldung/initializerblock/staticblock/StaticBlockExample.java b/core-java-modules/core-java-lang-oop-constructors/src/main/java/com/baeldung/initializerblock/staticblock/StaticBlockExample.java
new file mode 100644
index 0000000000..a409b6d7c8
--- /dev/null
+++ b/core-java-modules/core-java-lang-oop-constructors/src/main/java/com/baeldung/initializerblock/staticblock/StaticBlockExample.java
@@ -0,0 +1,17 @@
+package com.baeldung.initializerblock.staticblock;
+
+public class StaticBlockExample {
+
+    static {
+        System.out.println("static block 1");
+    }
+    
+    static {
+        System.out.println("static block 2");
+    }
+
+    public static void main(String[] args) {
+        System.out.println("Main Method");
+    }
+}
+