"Algebra teacher"@en . . "Frank Kowchevski is the algebra teacher at William McKinley High School. He is portrayed by Steve Bannos."@en . "Frank Kowchevski is the algebra teacher at William McKinley High School. He is portrayed by Steve Bannos."@en . "Actor"@en . "12"^^ . "Occupation"@en . "Mr. Kowchevski"@en . . "Affiliation"@en . "Steve Bannos"@en . "300"^^ . . . "Frank Kowchevski"@en . "Faculty"@en . "First appearance"@en . "Episodes"@en . "Kowchevski-01.jpg"@en .