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Published February 06, 2009, 12:00 AM

Photo Gallery: Minnesota Student Inventors fair at the Mall


Congdon Park Elementary school 5th grader Nora Peterson decided to solve the family feuding over which direction the toilet paper should roll by inventing the Over-Under Toilet Paper Wonder. The roll is mounted on a wooden disk that can be spun so users can have their choice. [Bob King rking@duluthnews.com]

  • Congdon Park Elementary school 5th grader Nora Peterson decided to solve the family feuding over which direction the toilet paper should roll by inventing the Over-Under Toilet Paper Wonder. The roll is mounted on a wooden disk that can be spun so users can have their choice. [Bob King rking@duluthnews.com]
  • Nora Peterson's invention allows the user to select which direction to unroll their toilet paper. The roll is mounted on a turnable wooden wheel. With the wheel spun one way, the paper comes off the top as shown in the picture.[Bob King rking@duluthnews.com]
  • Nora Peterson's invention allows the user to select which direction to unroll their toilet paper. The roll is mounted on a turnable wooden wheel. With the wheel spun one way, the paper comes off the top as shown in the picture.[Bob King rking@duluthnews.com]
  • The scene was busy at the 22nd Annual Minnesota Student Inventors Congress Friday morning which featured inventions by area elementary school students.[Bob King rking@duluthnews.com]
  • Zachary Pekkala, a 5th grader at Homecroft Elementary school, describes how he created his bike plow invention. The plow goes up and down as well as pivets. "It works really well but just be careful not to hit a snowbank or the bike flips over."[Bob King rking@duluthnews.com]
  • Lowell Elementary School 4th grader Kasey Thoreson sits on her Soccer Solution, a pail that doubles as a ball and sundry container as well as a providing a cushioned seat when you're watching a soccer game. Judges David Peterson (left) and Brian Lokken listen and ask questions to learn the particulars of Thoreson’s invention. [Bob King rking@duluthnews.com]