diff --git a/core-java-modules/core-java-io-4/README.md b/core-java-modules/core-java-io-4/README.md
index 65a46eeed3..c05618afbd 100644
--- a/core-java-modules/core-java-io-4/README.md
+++ b/core-java-modules/core-java-io-4/README.md
@@ -9,4 +9,5 @@ This module contains articles about core Java input and output (IO)
 - [SequenceInputStream Class in Java](https://www.baeldung.com/java-sequenceinputstream)
 - [Read a File Into a Map in Java](https://www.baeldung.com/java-read-file-into-map)
 - [Read User Input Until a Condition is Met](https://www.baeldung.com/java-read-input-until-condition)
+- [Java Scanner.skip method with examples](https://www.baeldung.com/java-scanner-skip)
 - [[<-- Prev]](/core-java-modules/core-java-io-3)
diff --git a/core-java-modules/core-java-lambdas/README.md b/core-java-modules/core-java-lambdas/README.md
index 832d4783f2..53414eb14c 100644
--- a/core-java-modules/core-java-lambdas/README.md
+++ b/core-java-modules/core-java-lambdas/README.md
@@ -6,4 +6,5 @@
 - [Lambda Expressions and Functional Interfaces: Tips and Best Practices](http://www.baeldung.com/java-8-lambda-expressions-tips)
 - [Exceptions in Java 8 Lambda Expressions](http://www.baeldung.com/java-lambda-exceptions)
 - [Method References in Java](https://www.baeldung.com/java-method-references)
-- [The Double Colon Operator in Java 8](https://www.baeldung.com/java-8-double-colon-operator)
\ No newline at end of file
+- [The Double Colon Operator in Java 8](https://www.baeldung.com/java-8-double-colon-operator)
+- [Serialize a Lambda in Java](https://www.baeldung.com/java-serialize-lambda)
diff --git a/java-numbers-4/README.md b/java-numbers-4/README.md
index 267639a829..c18a5ebe6f 100644
--- a/java-numbers-4/README.md
+++ b/java-numbers-4/README.md
@@ -7,3 +7,4 @@
 - [Automorphic Numbers in Java](https://www.baeldung.com/java-automorphic-numbers)
 - [Convert Byte Size Into a Human-Readable Format in Java](https://www.baeldung.com/java-human-readable-byte-size)
 - [Convert boolean to int in Java](https://www.baeldung.com/java-boolean-to-int)
+- [Generate a Random Value From an Enum](https://www.baeldung.com/java-enum-random-value)
diff --git a/json-2/README.md b/json-2/README.md
index ed5a79dd3d..b3e7fb0b94 100644
--- a/json-2/README.md
+++ b/json-2/README.md
@@ -9,4 +9,5 @@ This module contains articles about JSON.
 - [Hypermedia Serialization With JSON-LD](https://www.baeldung.com/json-linked-data)
 - [Generate a Java Class From JSON](https://www.baeldung.com/java-generate-class-from-json)
 - [A Guide to FastJson](https://www.baeldung.com/fastjson)
+- [Check Whether a String is Valid JSON in Java](https://www.baeldung.com/java-validate-json-string)
 - More Articles: [[<-- prev]](/json)
diff --git a/maven-modules/maven-parent-pom-resolution/README.md b/maven-modules/maven-parent-pom-resolution/README.md
index b315b2f626..ec4ef41149 100644
--- a/maven-modules/maven-parent-pom-resolution/README.md
+++ b/maven-modules/maven-parent-pom-resolution/README.md
@@ -1,3 +1,4 @@
 ### Relevant Articles:
 
 - [Understanding Maven’s “relativePath” Tag for a Parent POM](https://www.baeldung.com/maven-relativepath)
+- [How to Disable a Maven Plugin Defined in a Parent POM](https://www.baeldung.com/maven-disable-parent-pom-plugin)