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Although we’re sure they exist, we wouldn’t want to meet anybody that can’t look back fondly on the halcyon days of youth that included playing hide-and-go-seek. Some kids never grow up and continue the tradition with geocaching or orienteering, but that sense of limitless discovery wanes over time. [Kurt] came up with a small scavenger hunt [...]

Tags:  wouldn leds play kurt infrared-leds time-kurt halcyon-days arduino hacks  

[Christopher] found a way to get a bit more mileage out of his TV-B-Gone kit. The little device is intended to turn off every television in range with the push of a button. But at its core it’s really just a microcontroller connected to some infrared LEDs. Instead of sending codes to shut of televisions, [...]

Tags:  camera control tv-b-gone christopher infrared-leds microcontroller mileage digital cameras hacks  

It’s graduation time for many high schoolers, and while many students would love to decorate their caps, administration generally looks down upon this practice. [Victor], however, thought of a way around this. The human eye cannot see infrared light, but camcorders generally can. Putting these two concepts together with a couple of infrared LEDs, [Victor] [...]

Tags:  infrared-leds graduation-time graduation-cap wearable hacks