Kevin is a very resourceful 15-year young boy from Sierra Leone, who make electronic devices by himself using spare parts from trash. His skills were also noticed by the famous MIT, watch his inspiring story.
Slit Camera Photography might be something you never heard of before, but I bet you already saw at least one example of it, you probably just didn't know it's called that way.
What is sea level, is it better to walk or run in the rain, why is it dark at night, what is dark matter and many more questions explained in short videos in a real fun and intuitive way.