India, Feb. 5 -- Four private schools in Noida received bomb threat mail on Wednesday morning, said police, adding that they were all hoax mails.

"On Wednesday morning we received information on the emergency helpline number that four schools-Step by Step, The Heritage, Gyanshree, and Mayoor School-received bomb threat mails," said Noida, additional deputy commissioner of police (ADCP), Sumit Shukla.

"On getting information, a team of police comprising firefighters, bomb detection team, and dog squad checked the premises and found the mail to be a hoax", Shukla said.

Except for Mayoor School, classes in all three schools are running smoothly, said ADCP Shukla, adding that the school administration came to know about the threat mail whe...