The date marks one month since the mass shooting at Majory Stoneman Douglas High School in Parkland, Florida.
The walkout planned for 10 a.m. Wednesday comes one month after the February 14 shooting at Marjory Stoneman Douglas High School in Parkland, Florida.
The walkout is considered both a memorial for school shooting victims and a protest for action on gun control.
Although the group wanted students to shape protests on their own, it also offered them a list of demands for lawmakers, including a ban on assault weapons and mandatory background checks for all gun sales.
At Lawrenceburg High School, students are not being permitted to participate in a walkout.
Students from the school's campus in the Hough neighborhood will be marching to Wade Oval Park. "The escalating violence in our nation's schools needs to be addressed and we respect the rights of our students to participate in those endeavors that bring attention and action to key issues", Superintendent John Hamstra wrote in a letter to school district parents.
Private schools can forbid students from walking out or protesting.
Some school administrators nationally have threatened students, saying if they participate, they will be marked as having an unexcused absence, receive suspension or even have their grades affected. The White House announced Sunday it is establishing a Federal Commission on School Safety to be headed by Education Secretary Betsy DeVos.More news: NOAA explains why geomagnetic storm won't hit Earth on March 18
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Carvalho is expected to join the walkout at iPrep Academy in Miami.
"I am anxious about it, but I would rather fight for what's right then a little suspension", said Sayreville student Sydney Calder. She and other organizers said some Springfield schools already use metal detectors and that there is no desire in communities such as Springfield for teachers to be armed.
Students at Columbia Gorge Community College campuses in Hood River and The Dalles will also walk out at 10 a.m. today. Sebold said she encouraged the students to create a plan, and as long as they were safe, she would support them exercising their first amendment right.
More than 50 percent of high school students plan to walk out for the "National School Walkout", according to a survey conducted by Kaplan Test Prep. Because we just want to let them know that we're just as mad as they are.
Cohen said elementary students in her district will hold peace circles and talk about what makes them feel safe.
However, students who attend approved activities will not get in trouble because they will have teacher supervision.
The protests took place a day after Florida prosecutors said they would seek the death penalty for Nikolas Cruz, who has been charged with 17 counts of premeditated murder and 17 counts of attempted murder in the Parkland attack. If a walkout does occur, our schools and classes will continue on their normal schedule for students who choose not to participate.