CLIFTON, N.J. -- Five elementary school children from Clifton, New Jersey are accused of planning to set off an explosive device at the high school.The kids, ages 10 and 11, are 5th graders from Clifton Elementary School #11.Police say they were allegedly planning to set-off an explosive device at an assembly being held at Clifton High School Wednesday.Teachers and administrators at Clifton Elementary School #11 uncovered written plans on how the attack would occur and contacted police.Police found the "device" but there were no explosives found inside of it.The kids were detained and released to their parents. All five have been suspended from school.There are no official charges at this point.