Shara Singh of Chittagong Grammar School got the highest mark in the world in mathematics, Russell Mahmood of Oxford International School of Dhaka got the highest mark in human and social biology, and Moumita Saha Natasha from South Herald School of Khulna got the highest mark in Bengali.

They were among the 733 brilliant students who were awarded and honoured by The Daily Star in a formal ceremony in China-Bangladesh Friendship Conference Centre in the capital yesterday.

There were also many students who had secured the highest marks in more than half a dozen subjects among the examinees from Bangladesh. Ahsan Mosharraf Barkatullah of Scholastica secured the highest marks among Bangladeshi examinees in as many as seven subjects in the O level examinations held in June 2006. The subjects are physics, pure mathematics, economics, chemistry, human biology, biology and accounting.

The highest scorer in six subjects among the male examinees is Tasdik Mahmud of Green Herald School and the highest scorer in the same number of subjects among the females is Tonima Tasnim Anannya of Manarat Dhaka International.

Reezwan Ahmed of Oxford International School secured the highest marks in three subjects -- English language, mathematics, and additional mathematics. Tanima Alam of Chittagong Grammar School obtained the highest marks in two subjects -- biology and Bangladesh studies.

Among the A level examinees of January 2006 batch, Adnanul Haque Ahmed of Academia scored the highest mark in biology, Alina Amatullah of European Standard School scored the highest in chemistry, Humair Bin Md Omer of Mastermind in economics, and Mushfique Junayed Khurshid of Academia in physics.