Supporting the IB Community for 25 years



In an increasingly interconnected world, it is an exciting time to be involved in the IB. This is why our team is 100% focused on supporting IBDP schools and students worldwide.


Through our flagship IBDP Revision Courses and Summer Schools, we offer students access to an amazing IBDP teaching team, including more than 200 experienced teachers from over 110 top IB schools. 



Our support to IB schools and students extends past our IB Revision Courses and Summer Schools and includes a wealth of services and support aimed at helping those in the IB community to succeed. You can see these detailed below.






Smartbacc delivers OSC's established and trusted IB revision content, through an interactive virtual learning environment. 

Every Online Guide contains the full premium content of our print Revision Guides; remastered in a new online, interactive and engaging format. The interactive feautres promote active learning, enchancing students' memory retention and recall.

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Why Choose OSC?

We specialise exclusively in the IBDP and are extremely proud of the good reputation we have with IB schools around the world. In our 25 years we have taught over 24,000 students and worked with teachers from over 250 IB schools.

Our Revision Courses and Summer Schools are carefully designed by IB experts and annually updated in line with syllabuse changes. The courses are varied and fun but are fundamentally built on teaching from experienced IB teachers who use their expertise and enthusiasm to inspire students.

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OSC's Quality Control

At OSC we believe it is important to maintain the highest standards of quality and professionalism.

Our residential Revision Courses and Summer Schools are taught by carefully selected teachers who are among the best in the IB community. During our classes, OSC's academic team visit classes and support teachers in delivering top quality educational support. For every course we collect and analyse student feedback to inform future planning.

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Group Booking Service

We offer a bespoke service for school groups attending our Revision Courses and Summer Schools around the world. Depending on student numbers and the event, schools can benefit from complimentary professional development, free accommodation and meals for a chaperone, as well as group pricing.

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School Visit Programme

At OSC, we are passionate about providing support for IB Diploma Programme students. Our experienced IB experts visit schools around the world delivering free, pedagogical presentations to IB students.

Every year, we visit over 200 IB schools around the world. Designed to be an extra tool to help IB Coordinators manage their cohorts, the presentations offer students different perspectives from an external, experienced IB exepert.

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Professional Development

IB teachers can access a range of Professional Development through OSC. 

IBSCA Workshop  College Counselling Course