The 13-chapter textbook, titled Exploration, replaces the earlier book first published in 2006, which originally had 15 chapters and was later reduced to 12 after rationalisation in 2022 ...

CBSE Class 9 Science Deleted Syllabus 2025-26: The Central Board of Secondary Education (CBSE) has also rationalized the syllabus for Class 9 Science (Physics, Chemistry, and Biology) for the academic ...