SUBSCRIBE, future astronauts: [ Ссылка ]
THE TOP 5 are listed BELOW!!
CLICK HERE to learn more about this week's Top 5: [ Ссылка ]
---------------
THE TOP 5:
Space Lab Winners
Magnetic Super Star
Jupiter Fireball
Ping-Pong Satellites
Candidates on Space
-----------------
Watch more of Scientific American's The Countdown: [ Ссылка ]
GET THE SPACE LAB PAPERCRAFT: [ Ссылка ]
Ещё видео!