Social media claims that students were made to leave cash and personal belongings outside an exam hall were later proven false, with the original poster issuing a public apology after admitting the images were from an unrelated incident.

Thousands of nervous students thronged the Impact Forum building in Muang Thong Thani, Nonthaburi province on Sunday, as they sat for entrance exams to study at Mathayom 4 level at the prestigious Bangkok-based Triam Udom Suksa School.