Audience: Educators and Students
Grades: K-8
Year: 2001
In this video segment, the Tree House Detectives, a group of aspiring young inventors, videoconference with a NASA flight researcher who was involved in testing the Helios aircraft. In response to the detectives' questions, the researcher describes Helios as they view footage of it. He describes why it is important to test the design. He also points out two special properties of this solar-powered, unmanned aircraft and explains the two main reasons why NASA wanted to construct such a device.
(Note: The Helios Prototype Solar-Powered Aircraft is no longer an active program.)
Helios Aircraft
Duration: 3 minutes, 24 seconds
> View QuickTime [11.1MB]
This video clip is part of the
The Case of the Wright Invention DVD that may be ordered from the
Central Operation of Resources for Educators, or CORE  →.
Other video learning clips in this series:
The Design Process
Importance of Documenting Inventions