The traditional sand timer, known colloquially as an egg timer, served its purpose well over the centuries since its development. However, [MakerPaul] realised it had some significant flaws that were ...
This project combines a sand timer with a rotating mechanism and an optical beam through the center of the timer to observe the falling sand as they create a USB Hourglass. This project combines a ...
Dubai: What better use for sand than a sand-timer that measures just four minutes of time — enough time to take a decent shower without wasting needless water. Gadgets like these and many like it make ...
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