It's part of the nine sixth graders' entry for the "Samsung Solve for Tomorrow" contest. They previously won the statewide contest.
"What we designed is a dynamic bus stop sign that uses wireless transmission to communicate so that people like motorists, bus drivers, and people that stop know that the bus is coming," said Evan Kruger, a sixth grader at Holly Springs Middle School.
Debbie Schelin, a sixth-grade science teacher, is overseeing the project. She said they have a Feb. 15 deadline.
If they win, they'll win a $100,000 prize. The school plans to use the money for technology and/or supplies for all students.
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