This guide will show two ways to build a hand washing timer. Bored of singing "Happy Birthday"? This countdown timer will help you scrub your hands with soap for a full 20 seconds with confidence, as outlined by the US Centers For Disease Control and Prevention handwashing guidelines.
Plus, there's no need to touch the timer, in order keep it clean.
Two different version of the project here -- one in MakeCode for Circuit Playground Express, the other in CircuitPython for the CLUE. Use a loud sound, such as a clap or snap to activate the CPX timer, or a wave of a hand to start the CLUE.
This is a great beginner project to show how to make a real product with a few 'blocks' of code!
Circuit Playground Express is the next step towards a perfect introduction to electronics and programming. We've taken the original Circuit Playground Classic and...
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We've got nice cases for many of our beloved boards, but the Circuit Playground Express and
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Do you feel like you just don't have a CLUE? Well, we can help with that - get a CLUE here at Adafruit by picking up this sensor-packed development board. We wanted to build some...
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This here is your standard A to micro-B USB cable, for USB 1.1 or 2.0. Perfect for connecting a PC to your Metro, Feather, Raspberry Pi or other dev-board or...
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Page last edited March 08, 2024
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