Five students from a Clifton elementary school, allegedly planned on setting off an explosive device during an assembly in the high school.
According to reports, Clifton Elementary School # 11 teachers uncovered the written plan on how the attack would occur.
The explosive - which was planned for this evening - was supposed to be set off during an assembly at Clifton High School.
The kids (ages 10 and 11) were arrested and released to their parents. All five have also been suspended from school.
Authorities recovered the device but there were no explosives found.
Incident remains under investigation.