Engineering Challenge lets professional engineers share real-world experience
Tulsa District engineer Daniel Morales explains the competition rules to students participating in the Ping-Pong Ball Launcher event at the 25th Tulsa Engineering Challenge, March 8 at the Tulsa Technology Center in Tulsa, Okla.

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Tags: STEM
Photo by: Sara Goodeyon |  VIRIN: 130308-A-VS667-018.JPG