diff --git a/README.md b/README.md
index a522c56..967b360 100644
--- a/README.md
+++ b/README.md
@@ -111,12 +111,27 @@ Explore each project individually and view live demos to see them in action:
 | 099 | [Parallax Website](099-parallax%20website)                             | [Live Demo](https://codepen.io/solygambas/full/poeBdPr)  |
 | 100 | [Hulu Webpage Clone](100-hulu%20webpage%20clone)                       | [Live Demo](https://codepen.io/solygambas/full/rNmmqBy)  |
 | 101 | [Cascade Layers](101-cascade%20layers)                                 | [Live Demo](https://codepen.io/solygambas/full/poYaZmv)  |
-| 102 | [Container queries](102-container%20queries)                           | [Live Demo](https://codepen.io/solygambas/full/abMqPNy)  |
+| 102 | [Container Queries](102-container%20queries)                           | [Live Demo](https://codepen.io/solygambas/full/abMqPNy)  |
 
 ## Get Inspired
 
 Check out our [**collection of articles**](https://www.onbusinessplan.com/) for those beginning their web development journey. Find tips, tricks, and motivational content to keep you engaged and motivated throughout your learning process.
 
+## The Ultimate Companion Guide
+
+Enhance your learning journey with **"100 Projects in 100 Days – HTML, CSS & JavaScript: The Ultimate Companion Guide."** This comprehensive guide is designed to help you maximize your experience with this project collection.
+
+Inside the PDF, you'll find:
+
+- **Daily Tracker & Planner**: Keep tabs on your progress, set milestone goals, and plan your coding sessions.
+- **Core Concepts Per Project**: Grasp the essential HTML, CSS, and JavaScript patterns used in each project, complete with reference links for deeper dives.
+- **Go-Further Ideas & Enhancements**: Discover suggestions for taking each project beyond the basics, including real-world feature additions, design improvements, and advanced rewrites.
+- **Bug Log & Challenge Notes**: Document any issues you encounter, new discoveries, and debugging notes to learn from and revisit later.
+
+This guide isn't just about completing projects; it's about building momentum, mastering fundamentals, and challenging yourself to explore, break, and rebuild.
+
+[**Preview the Companion Guide (PDF)**](https://www.onbusinessplan.com/pdfs/100%20projects%20-%20Companion%20Guide.pdf)
+
 ## Setup Instructions
 
 To get started with these projects, follow these simple steps: