diff --git a/core-java-modules/core-java-13/pom.xml b/core-java-modules/core-java-13/pom.xml
new file mode 100644
index 0000000000..1f215ae6b0
--- /dev/null
+++ b/core-java-modules/core-java-13/pom.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.baeldung</groupId>
+    <artifactId>core-java-13</artifactId>
+    <version>0.1.0-SNAPSHOT</version>
+    <name>core-java-13</name>
+    <packaging>jar</packaging>
+    <url>http://maven.apache.org</url>
+
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-modules</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+        <relativePath>../../</relativePath>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <version>${assertj.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>${maven-compiler-plugin.version}</version>
+                <configuration>
+                    <source>${maven.compiler.source.version}</source>
+                    <target>${maven.compiler.target.version}</target>
+                    <release>13</release>
+                    <compilerArgs>--enable-preview</compilerArgs>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>3.0.0-M3</version>
+                <configuration>
+                    <argLine>--enable-preview</argLine>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+    <properties>
+        <maven.compiler.source.version>13</maven.compiler.source.version>
+        <maven.compiler.target.version>13</maven.compiler.target.version>
+        <assertj.version>3.6.1</assertj.version>
+    </properties>
+
+</project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-13/src/test/java/com/baeldung/switchExpression/SwitchExpressionsUnitTest.java b/core-java-modules/core-java-13/src/test/java/com/baeldung/switchExpression/SwitchExpressionsUnitTest.java
new file mode 100644
index 0000000000..bb9250f000
--- /dev/null
+++ b/core-java-modules/core-java-13/src/test/java/com/baeldung/switchExpression/SwitchExpressionsUnitTest.java
@@ -0,0 +1,76 @@
+package com.baeldung.switchExpression;
+
+import static java.time.Month.AUGUST;
+import static java.time.Month.JUNE;
+
+import static org.junit.Assert.assertEquals;
+
+import java.time.Month;
+import java.util.function.Function;
+
+import org.junit.Test;
+
+public class SwitchExpressionsUnitTest {
+
+  @Test
+  @SuppressWarnings ("preview")
+  public void whenSwitchingOverMonthJune_thenWillReturn3() {
+
+    var month = JUNE;
+
+    var result = switch (month) {
+      case JANUARY, JUNE, JULY -> 3;
+      case FEBRUARY, SEPTEMBER, OCTOBER, NOVEMBER, DECEMBER -> 1;
+      case MARCH, MAY, APRIL -> 2;
+      default -> 0;
+    };
+
+    assertEquals(result, 3);
+  }
+
+  @Test
+  @SuppressWarnings ("preview")
+  public void whenSwitchingOverMonthAugust_thenWillReturn24() {
+    var month = AUGUST;
+
+    var result = switch (month) {
+      case JANUARY, JUNE, JULY -> 3;
+      case FEBRUARY, SEPTEMBER, OCTOBER, NOVEMBER, DECEMBER -> 1;
+      case MARCH, MAY, APRIL, AUGUST -> {
+        int monthLength = month.toString().length();
+        yield monthLength * 4;
+      }
+      default -> 0;
+    };
+
+    assertEquals(24, result);
+  }
+
+  @Test
+  @SuppressWarnings ("preview")
+  public void whenSwitchingOverMonthJanuary_thenWillReturn3() {
+
+    Function<Month, Integer> func = (month) -> {
+      switch (month) {
+        case JANUARY, JUNE, JULY -> { return 3; }
+        default -> { return 0; }
+      }
+    };
+
+    assertEquals(Integer.valueOf(3), func.apply(Month.JANUARY));
+  }
+
+  @Test
+  @SuppressWarnings ("preview")
+  public void whenSwitchingOverMonthAugust_thenWillReturn2() {
+    var month = AUGUST;
+
+    var result = switch (month) {
+      case JANUARY, JUNE, JULY -> 3;
+      case FEBRUARY, SEPTEMBER, OCTOBER, NOVEMBER, DECEMBER -> 1;
+      case MARCH, MAY, APRIL, AUGUST -> 2;
+    };
+
+    assertEquals(result, 2);
+  }
+}