Download the NCERT Class 9 Science book PDF 2026-27 – Exploration – all 13 chapters as free PDFs, to read online or download. Exploration is the new NCERT Class 9 Science book (NCF-SE 2023, used from 2026-27) and replaced the old “Science”.
NCERT Class 9 Science Book – Key Facts
| Book | Exploration |
| Class | Class 9 |
| Chapters | 13 |
| Curriculum | NCF-SE 2023 – new NCERT book since 2026-27 |
| Replaced | Old NCERT “Science” |
| Edition | Latest NCERT edition (2026-27) |
| Medium | English and Hindi |
NCERT Class 9 Science Chapters (2026-27)
All 13 chapters of Exploration – open a chapter to read it online or download the PDF.
Old NCERT vs New: Where Are the Old Class 9 Science Chapters?
Searching for an old chapter name? Here is where its topics are in the new Exploration book:
| Old NCERT chapter | Now in Exploration |
|---|---|
| Is Matter Around Us Pure? | Chapter 5 – Exploring Mixtures and their Separation |
| The Fundamental Unit of Life | Chapter 2 – Cell: The Building Block of Life |
| Tissues | Chapter 3 – Tissues in Action |
| Motion | Chapter 4 – Describing Motion Around Us |
| Force and Laws of Motion | Chapter 6 – How Forces Affect Motion |
| Work and Energy | Chapter 7 – Work, Energy, and Simple Machines |
| Structure of the Atom | Chapter 8 – Journey Inside the Atom |
| Atoms and Molecules | Chapter 9 – Atomic Foundations of Matter |
| Sound | Chapter 10 – Sound Waves: Characteristics and Applications |
About the NCERT Class 9 Science Book
Exploration is the NCERT Class 9 Science book, newly designed for the 2026-27 session with thirteen chapters that open the door to secondary science. Students study the cell as the building block of life, describe motion and the forces that shape it, journey inside the atom, and examine how sound waves travel and are used. Read Exploration online or download the complete book as a free PDF.
More for Class 9 Science
Solutions, notes and practice for Class 9 Science:
NCERT Class 9 Science Book – FAQs
How many chapters are in the NCERT Class 9 Science book?
13 chapters.
Which is the new NCERT Class 9 Science book?
Exploration. It replaced the old “Science” book from 2026-27.
Can I use the old NCERT Class 9 Science book in 2026-27?
No. Schools follow the new book; the chapters and their order have changed.
Is this the latest edition of the NCERT Class 9 Science book?
Yes – the PDFs are NCERT’s latest edition for 2026-27.
Can I download the NCERT Class 9 Science book PDF?
Yes – every chapter is a free PDF; the full book is linked on each chapter page.