6th-graders design a 'Smart School Bus Stop Sign' to help save bus riders.
-- when a driver illegally zips past a stopped school bus that has its lights flashing.
Students at Holly Grove Middle School in Holly Springs, North Carolina, have designed the "Smart School Bus Stop Sign," which uses technology to activate flashing lights and alert drivers before the bus arrives. contest. Debbie Schelin, a sixth-grade science teacher who oversaw the project, said a mobile app tracks bus routes and stops, and it sends signals to stop signs as the bus approaches. When the bus is 400 feet away, the lights flash yellow, then red as the bus arrives.
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