A group of fifth-graders in Clifton, N.J., decided that their field trip to the city’s high school on Wednesday deserved to go off with a bang, not a whimper.

So the little darlings, which included one female, concocted a device using cinnamon and vinegar that they were led to believe would explode.

The Bergen Record spoke with Clifton Police Detective Sgt. Robert Bracken, who said he has “no idea” where the students got the plans for “their bomb.”

School officials discovered papers around 9 a.m. Wednesday, allegedly detailing plans to bring the device to Clifton High School and set it off, … Bracken said. The device was found at the school, he said.

The device, he added, contained no explosives and ultimately “wasn’t dangerous to anybody” but that the children, aged 10 or 11, “thought it was capable of doing damage. Their intent was to … cause damage inside the auditorium where people were.”

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