Your Class 11 Arts half-yearly syllabus (2025-26) is typically the first 50% of the full CBSE curriculum. Since the Board doesn't release a separate half-yearly document, download the complete syllabus for subjects like History, Political Science, and Economics here: https://school.careers360.com/boards/cbse/cbse-syllabus-for-class-11 . Then, focus on mastering the initial units/chapters assigned by your school