More ideas from Narcisa
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Everyone might find himself in emergency situation under water somehow, what's better than wearing a life ring on wrist? Once you pull the bracelet when you are in danger, the slim bracelet will rapidly expand to a life ring to keep you afloat

Desk Wind Turbine - Science Toys - Office Desk Toys, Geek Swag & Cool Gadgets at

If there is one thing cubicles are known for, it is being windy.Although this particular turbine is NOT wind-powered, it is an environmental statemen