engineering the best solar car:
https://www.youtube.com/watch?v=R_lVdrHnbYo&ab_channel=Seeker
race: https://www.youtube.com/watch?v=5iCCbRD65Ks&ab_channel=Seeker
Aviation misconceptiions of some instructors: https://www.youtube.com/watch?v=tmavUlb8eAQ&t=37s&ab_channel=ScottManley
robotic mouse maze compettition: https://www.youtube.com/watch?v=ZMQbHMgK2rw&ab_channel=Veritasium