PRX - Pieces for Topic: Environment
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What if roads could repair themselves before becoming a hazard for vehicles? And what if they were economical and environmentally friendly as well?
- Added: Mar 10, 2021
- Length: 02:28
In 2017, a couple of ninth graders developed a way to make electricity from the rain.
- Added: Feb 28, 2021
- Length: 02:30
