U.S. Department of Education @usedgov
The Mission to Mars Student Challenge by @NASA includes a 5-week education plan that covers: ☑️Learning About Mars ☑️Planning a Mission ☑️Designing a Spacecraft ☑️Launching a Mission ☑️Landing on Mars #countdowntomars Register: https://t.co/3RHriIALwb — PolitiTweet.org