The attack happened before school yesterday morning and three students were injured.
The incident took place before school started.
The child was taken into custody but released later that day.
Stagebarn Middle School will open their doors next year to students grades 5 through 7 and then the following year they will add the 8th graders.
Ambulances as well as armed police were seen at the school, local media sn.dk reports.
Mama Winnie honoured, at last
Her "steely leadership...gave strength to us all". "The pain inflicted on her lives forever even after her death". President Cyril Ramaphosa apologised that it had taken so long for the ANC to honour Madikizela-Mandela.
Beise says that when officers arrived, the boy was in a counselor's office while the three children, who were not seriously hurt, were being treated by the school nurse.
The boy cut three children with the knife in less than a minute. Sauk Rapids police declared that they are not going to press charges, the child needing counseling and guidance rather than jail.
Children under the age of 10 can not be criminally charged in Minnesota. The case will be forwarded to the Benton County Attorney's Office. Two of the students were cut in the back of the head and required stitches.
Watkins said the school made mental health counsellors available to students and staff. Classes went on as scheduled. Pleasantview has students in grades kindergarten through fifth grade. Currently, we are working with school support staff to identify and provide support to staff and students that may have been impacted by this incident. In December 2012, Adam Lanza, 20, shot his mother to death at their Newtown, Connecticut, home before killing 20 first-graders and six educators at Sandy Hook Elementary School.