International School in collaboration with Allison Academy, a member of LINK Edu Alliance, offers its students a remarkable opportunity to be awarded with a dual diploma and continue their education in prestigious universities worldwide.

After two years of education at International School, students can apply to attend online courses for the next two school years. These courses are tailored to students’ needs and aligned with Florida’s State Academic Standards. By obtaining additional credits and attending mandatory courses, students will be eligible to obtain a prestigious Florida State High School Diploma!

Online learning at Allison Academy

Allison Academy has always been committed to deliver a transformative education experience that is adaptive, innovative, and geared for the future. Allison Academy aims to nurture its students’ talents and hone transversal competencies that are applicable beyond the curriculum itself. Apart from obtaining academic excellence, Allison Academy’s students strive to become 21st-century citizens of the world, which is why they focus on the personal development of each student individually, as well as their digital competencies, metacognition, social-emotional competencies, problem-solving skills and critical thinking.

Why online courses?

  • Personalized Learning: Courses are tailored to each student’s individual pace, ensuring that every learner gets the attention they deserve.
  • Flexible Schedule: Perfect for students with varied commitments or those who excel best at non-traditional hours.
  • Rich Curriculum: Engaging content that challenges and inspires, making learning an adventure.
  • Interactive Tools: Cutting-edge platform that facilitates hands-on, immersive learning experiences.

Students can now obtain additional credits and obtain a US high school diploma! During their online learning journey, learning consultants will continuously work with students to identify their strengths and areas for improvement and help them create a plan for achieving their goals.

In addition to traditional academic subjects, we offer a range of elective courses that encourage students to engage in continuous learning and nurture their talents.

What is online learning at Allison Academy like?

  • Flexible

    Online lesson materials are available for you to access whenever you want! With our state-of-the-art distance learning platform powered by Accelerate Education you will have access to teaching and learning 24/7.

  • Student-centred

    Since your lessons are always at hand, you can create your own learning plan and follow it at your pace.

  • Supportive

    For academic development as well as for personal growth, your teachers will be there for you, so schedule a meeting and start your personal development.

  • Challenging

    Due to challenging content, the online curriculum develops not only academic competencies but also problem-solving, critical thinking and metacognition, which prepares students for higher education as well as for life.

  • Engaging

    Aimed at students who wish to become active participants in the teaching and learning process, Allison Academy provides an online curriculum that engages students as active readers, listeners, and learners.

Online courses available at Allison Academy

Math and Tech

  • Algebra 1
  • Algebra 2
  • Consumer Math
  • Geometry
  • Integrated Math 1
  • Integrated Math 2
  • Integrated Math 3
  • Math Essentials
  • Pre-Algebra
  • Pre-Calculus
  • Algebra 1 Honors
  • Algebra 2 Honors
  • Geometry Honors
  • AP Calculus AB
  • AP Statistics


Language Arts

  • Contemporary Novels
  • Speech
  • Creative Writing
  • Language Arts 9
  • Language Arts 10
  • Language Arts 11
  • Language Arts 12
  • Language Arts 9 Honors
  • Language Arts 10 Honors
  • Language Arts 11 Honors
  • Language Arts 12 Honors
  • AP English Language & Composition
  • AP English Literature & Composition
  • AP Spanish
  • French 1
  • French 2
  • French 3
  • German 1
  • German 2
  • Spanish 1
  • Spanish 2
  • Spanish 3


  • Marine Science
  • Paleontology
  • Renewable Energy
  • Space Explorations
  • Anatomy and Physiology
  • Biology
  • Chemistry
  • Earth Science
  • Physical Science
  • Physics
  • Biology Honors
  • Chemistry Honors
  • Physics Honors
  • AP Biology
  • AP Chemistry


  • Accounting
  • Art History
  • Basic Web Design
  • Business Law
  • Career Planning
  • Child Development
  • Digital Media
  • Financial Literacy
  • Graphic Design
  • Intro to Business
  • JavaScript
  • Journalism
  • Media & Communications
  • Medicine
  • Sociology
  • Theatre Studies

Social Science

  • American Government
  • Civics
  • Economics
  • Ethnic Studies
  • American History
  • Psychology
  • World Geography
  • World History
  • American Government Honors
  • Economics Honors
  • American History Honors
  • World History Honors
  • AP European History
  • AP Psychology
  • AP United States History
  • AP US Government and Politics
  • AP World History: Modern

Physical Education

  • Individual and Team Sports
  • Personal Fitness
  • Health
  • Physical Education

*AP courses are Advanced Placement courses

Dual Diploma

After two years of education at International School, students will need to be awarded additional credits to obtain a US high school diploma, as mandated by the Florida State requirements.

Additional credits for the two school years may include, but are not limited to:

  • American History (1 credit / 2 semesters)
  • World History (1 credit / 2 semesters)
  • United States Government (0.5 credit / 1 semester) and
  • Economics (0.5 credit / 1 semester)
  • Personal financial literacy (0.5 credit / 1 semester)
  • English 3 (1 credit / 2 semesters)
  • English 4 (1 credit / 2 semesters)
  • Algebra (1 credit / 2 semesters)
  • Geometry (1 credit / 2 semesters)

After consultation with our learning consultants, an individualized plan of study will be created for each student, with specific courses needed for the US diploma.

Tuition Fee for Dual Diploma

For International School’s students, one year tuition fee for online US courses is 4.000 EUR.

8 steps towards US Diploma

  • Start your application via THIS form
  • Submit the transcript of grades for the first two years of secondary school education in Serbia using the same online form
  • You will receive an email regarding your application with mandatory courses needed for obtaining your US diploma
  • Provide the documentation listed in the email and sign the Annex to the School-Parent Contract
  • Choose your subjects using the Enrollment form
  • After the first installment which should be paid within three working days, you will receive an email with all the details in how to access the courses and use the online learning platform
  • Complete your courses and assignments within the set deadline
  • Graduate with both Serbian and US diploma!
Enrolment for class 2023/24 is underway! Click here to register »