Aluminum shortage october 2021PowerSchool. Parents of 4th through 6th grade elementary school students may contact the school office for their PowerSchool activation codes. PowerSchool Access. Resources. Fundraisers. Online Courses. PowerSchool. Broadman church suppliesMarcellus Elementary School is a public elementary school located in Marcellus, MI in the Marcellus Community School District. It enrolls 342 students in grades 1st through 12th. Marcellus Elementary School is the 1,083rd largest public school in Michigan and the 37,797th largest nationally.