Invention Convention Photos | Columbus Invention Convention Photos | 2005 Columbus Invention Convention | Columbus Invention Convention 2005

Columbus Invention Convention 2005
In grade 3 the first place winner is Kayla Spencer from Alpine Elementary (Columbus City School District) for inventing the Clean Tire Shield, a shield that goes around dirty bicycle tires to protect carpet and floors.

Camera Maker:Nikon Corporation
Camera Model:NIKON D70
Original Time Taken:2005:05:21 17:23:44
Shutter Speed:1/30 秒
Aperture:f/3.5
Exposure Compensation:0 EV
Metering Mode:模式
Flash Fired:闪光灯, 自动模式, 回射闪光未侦测
Focal Length:17 mm

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