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'Chain-reaction contraptions' at North Hills High School

Randy Jarosz | For the McKnight Journal - North Hills High School junior Matthew Tommarello, 16, uses a hot-glue gun to secure part of his 'chain-reaction contraption ,' on Wednesday, Nov. 6, 2013, during 'Engineering, Drawing and Design' class.
<div style='float:right;width:100%;' align='right'><em>Randy Jarosz | For the McKnight Journal</em></div>North Hills High School junior Matthew Tommarello, 16, uses a hot-glue gun to secure part of his 'chain-reaction contraption ,' on Wednesday, Nov. 6, 2013, during 'Engineering, Drawing and Design' class.
Randy Jarosz | For the McKnight Journal - North Hills High School senior Brad Walter, 17, (top) looks on while partner Anthony Sciulli, 18, also a senior, lies on the ground waiting for a golf ball to make its way through a 'chain-reaction contraption ,' on Wednesday, Nov. 6, 2013, during 'Engineering, Drawing and Design' class.
<div style='float:right;width:100%;' align='right'><em>Randy Jarosz | For the McKnight Journal</em></div>North Hills High School senior Brad Walter, 17, (top) looks on while partner Anthony Sciulli, 18, also a senior, lies on the ground waiting for a golf ball to make its way through a 'chain-reaction contraption ,' on Wednesday, Nov. 6, 2013, during 'Engineering, Drawing and Design' class.
Randy Jarosz | For the McKnight Journal - North Hills High School sophomore Caleb Bigley, 15, uses a hot-glue gun to secure part of his 'chain-reaction contraption ,' on Wednesday, Nov. 6, 2013, during 'Engineering, Drawing and Design' class.
<div style='float:right;width:100%;' align='right'><em>Randy Jarosz | For the McKnight Journal</em></div>North Hills High School sophomore Caleb Bigley, 15, uses a hot-glue gun to secure part of his 'chain-reaction contraption ,' on Wednesday, Nov. 6, 2013, during 'Engineering, Drawing and Design' class.
Randy Jarosz | For the McKnight Journal - North Hills High School sophomores Nick Leise, 15, (right) looks on while partner Tommy White, 15, sets a rubber band in place while working on their 'chain-reaction contraption ,' on Wednesday, Nov. 6, 2013, during 'Engineering, Drawing and Design' class.
<div style='float:right;width:100%;' align='right'><em>Randy Jarosz | For the McKnight Journal</em></div>North Hills High School sophomores  Nick Leise, 15, (right) looks on while partner Tommy White, 15, sets a rubber band in place while working on their 'chain-reaction contraption ,' on Wednesday, Nov. 6, 2013, during 'Engineering, Drawing and Design' class.

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Students in the “Engineering, Drawing and Design” class at North Hills High School recently have been working on making “chain-reaction contraptions through which a ball or marble can run.

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