Видео ютуба по тегу Observation Challenge

The Genius Test (An Observation Challenge) - Dara's Magic Moments Episode 19
The Genius Test (An Observation Challenge) - Dara's Magic Moments Episode 19
Airbus Global Earth Observation Challenge - Final Event
Airbus Global Earth Observation Challenge - Final Event
The Observation Challenge
The Observation Challenge
Take the Observation Challenge! (Youth Entrepreneurship)
Take the Observation Challenge! (Youth Entrepreneurship)
Magic Observation Challenge - 99% Will FAIL!
Magic Observation Challenge - 99% Will FAIL!
The Observation Challenge
The Observation Challenge
Global Earth Observation Challenge Final - AIRBUS
Global Earth Observation Challenge Final - AIRBUS
GLOBE Cloud Observation Challenge Winners
GLOBE Cloud Observation Challenge Winners
Test your observation skills
Test your observation skills
The Void Observation Challenge: Can You Spot Space Voids?
The Void Observation Challenge: Can You Spot Space Voids?