NASA @NASA
Middle & high school teachers: The NASA TechRise Student Challenge deadline is fast approaching on Oct. 25 at 2:59am ET (0659 UTC). Winning sixth-12th grade student teams will receive $1,500, mentorship, & a spot on a NASA-sponsored balloon flight: https://t.co/5hHmMZZebj https://t.co/w6gNVUH4wu — PolitiTweet.org