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Our International Baccalaureate Diploma Program offers a rigorous curriculum recognized both nationally and globally, preparing students for admission to top universities worldwide.


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IB Progam Overview

Learn more about Brewster's International Baccalaureate Diploma Program, which offers a rigorous, world-class education that prepares students with the skills and experience to thrive in college and beyond.

IB Brochure
Course Structure
Subject Levels
Assessment
Requirements

Course Structure

  • The IBDP is a two-year academic program.
  • Students take six subjects, from each of the following groups:
    • At least one subject must be chosen from Groups 1, 3, 4,
      and 5.
    • Students may choose a subject from Group 2 or an
      additional subject from Group 1.
    • Students may choose their sixth subject from Group 6 or another subject from Groups 1–4.

Subject Levels

  • Three subjects must be taken each at Higher Level (HL) and Standard Level (SL).
  • Students should plan for approximately 15–20 hours of
    independent study per week.

Assessment

  • All IB subjects are assessed both externally and internally.
    Final external examinations take place over three weeks in May of the second year.
  • Assessment breakdown:
    • HL subjects: 80% external assessment, 20% internal assessment
    • SL subjects: 70% external assessment, 30% internal assessment
  • Exceptions:
    • Language B and Language Ab-Initio: 75% external
      assessment, 25% internal assessment.
    • Mathematics AI (SL): 80% external, 20% internal assessment.
    • Visual Arts: 60% external (although Visual Arts has no written exam), 40% internal.

Requirements

  • In addition to the six subjects, all students complete the IB Core, which includes:
  • Theory of Knowledge (TOK): A course exploring how knowledge is constructed across disciplines.
  • Extended Essay (EE): A 4,000-word independent research paper
  • Creativity, Activity, Service (CAS): A student-led experiential learning programme.
Course Structure
Subject Levels
Assessment
Requirements

Course Structure

  • The IBDP is a two-year academic program.
  • Students take six subjects, from each of the following groups:
    • At least one subject must be chosen from Groups 1, 3, 4,
      and 5.
    • Students may choose a subject from Group 2 or an
      additional subject from Group 1.
    • Students may choose their sixth subject from Group 6 or another subject from Groups 1–4.

Subject Levels

  • Three subjects must be taken each at Higher Level (HL) and Standard Level (SL).
  • Students should plan for approximately 15–20 hours of
    independent study per week.

Assessment

  • All IB subjects are assessed both externally and internally.
    Final external examinations take place over three weeks in May of the second year.
  • Assessment breakdown:
    • HL subjects: 80% external assessment, 20% internal assessment
    • SL subjects: 70% external assessment, 30% internal assessment
  • Exceptions:
    • Language B and Language Ab-Initio: 75% external
      assessment, 25% internal assessment.
    • Mathematics AI (SL): 80% external, 20% internal assessment.
    • Visual Arts: 60% external (although Visual Arts has no written exam), 40% internal.

Requirements

  • In addition to the six subjects, all students complete the IB Core, which includes:
  • Theory of Knowledge (TOK): A course exploring how knowledge is constructed across disciplines.
  • Extended Essay (EE): A 4,000-word independent research paper
  • Creativity, Activity, Service (CAS): A student-led experiential learning programme.

Classes Available

Group Classes
Group 1: Studies in Language and Literature
Spanish A: Lengua y Literatura (HL/SL)- English A: Literature (HL/SL)
Group 2: Language Acquisition
English B (HL/SL) - French B (SL)
Group 3: Individuals and Societies
Business Management (HL) required by Spanish universities for some degrees - Environmental Systems and Societies (SL) - Global Politics (SL) - Psychology (HL/SL)
Group 4: Sciences
Environmental Systems and Societies (SL) - Biology (HL/SL) - Physics (HL)
Group 5: Mathematics
Applications and Interpretations (SL) - Analysis and Approaches (HL) required by Spanish universities for some degrees
Group 6: The Arts
Visual Arts (HL/SL)

IB learners strive to become inquirers, knowledgeable, thinkers, communicators, principled, open-minded, caring, risk-takers, balanced and reflective.

IBLearner Profile