# NGA Kids: Videos

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## NGA Explains: What is Geospatial Intelligence?
When looking in the dictionary you may not find the term 'geospatial intelligence.'

This term represents a critical piece of intelligence collection and analysis tradecraft that helps us support the U.S. warfighter, policy makers and first responders.

This video is the first in the series called 'NGA Explains' that pairs heavy motion graphics and animation with a NGA subject matter expert to describe essential tradecraft. So listen up - because 'knowing is half the battle.'
NGA Explains: What is GPS?
Today, more than three billion people around the world use GPS daily ... but do you know how it works? Check out the latest episode of 'NGA Explains' to hear one of NGA's experts explain the essential tradecraft that goes into precise GPS.
NGA Explains: What is LIDAR?
Lidar or light detection and ranging, uses light to measure distance and created 3D images of objects. Sounds simple, right? However, Lidar is used for so much more!
NGA Explains: What is Coding?
The Department of Labor’s Bureau of Labor Statistics reports that employment of software developers is projected to grow 24 percent from 2016 to 2026, much faster than the average for all occupations, due to the need to respond to an increased demand for computer software.

NGA has worked to meet this growing demand by increasing computer literacy in the agency with courses on coding and incorporating the use of data science in our analysis. In our latest ‘NGA Explains’ one of our expert software developers explain what it is, what it is used for, and how NGA employs it.
NGA Explains: What is Hydrography?
With less than five percent of the Earth’s oceans explored, we rely on the study of hydrography to help ensure safety of navigation. Don’t know what hydrography is or does? No worries, in this episode of ‘NGA Explains’ one of our experts explains what it is, what it is used for, and how NGA helps ensure maritime safety.
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Last Site Build: 2024-04-19 07:07 UTC