IGCSE
The International General Certificate of Secondary Education (IGCSE) is the world's most popular international qualification for 14-16 year olds. Each year there are 350,000 entries for Cambridge IGCSE from around the globe. IGCSE courses develop successful students, giving them excellent preparation for their next steps in education, including progression to A and AS Level study, and equips them with skills for immediate employment. Cambridge IGCSE is recognised by universities and employers worldwide.
IGCSE, also refered to as Pre-Advanced International Certificate of Education (Pre-AICE), is offered to academically talented students at grade 9 and 10. IGCSE uses the curriculum and testing program offered through Cambridge International Examinations which is part of the University of Cambridge in England. It is a rigorous international, pre-university curriculum that emphasizes the value of a broad and balanced course study.
AICE
Every year, thousands of students with Cambridge International A Level win places at good universities worldwide. As one of the most recognised qualifications around the world, it is accepted as proof of academic ability for entry to universities worldwide. Cambridge International A Levels typically take two years to complete and offer a flexible course of study that gives students the freedom to select subjects that are right for them. Advanced Subsidiary Level courses are generally taken in grade 11. Students may continue with Advanced Level courses in grade 12. Both Advanced Subsidiary (AS-Level) and Advanced (A-Level) are considered college level courses.
http://www.cie.org.uk/docs/recognition/A_AS_Recognition_Handbook_March_2006.pdf 56 pages.

CIE is part of the Cambridge Assessment Group. Cambridge Assessment is the new name for the University of Cambridge Local Examinations Syndicate (UCLES), a department of the world-renowned University of Cambridge and a not-for-profit organization. CIE operates alongside OCR, which provides examination and assessment services in the UK, and Cambridge ESOL (English for Speakers of Other Languages) which delivers a portfolio of qualifications for people learning English.

Cambridge Assessment has developed and promoted qualifications around the world for almost 150 years and has seen the need for internationally recognized qualifications continue to grow. CIE was formally established in 1998 to provide high quality, leading-edge qualifications that meet the ongoing demands of employers and educators across the world.

As part of the University of Cambridge, CIE has a strong pedigree in development and research. We constantly review our provision and introduce new subject areas and qualifications. We also strive to improve the support we offer our network of registered Centers and utilize innovative technology for delivery, assessment and administration.