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Adafruit Resistor Helper

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Papercrafts at Adafruit! We’re excited to share this Resistor Helper you can download and make yourself. It’s the newest tool in our Circuit Playground family– when you can’t get to your iPhone or iPad, use paper! One side helps you read 4-band types and the other side takes care of... Read more »

NFC-Enhanced Slip Case for Smartphones

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Once you have all the materials gathered, this project should take about an hour to complete (or slightly more, depending on your sewing skills). You’ll learn how to make a slip case for any smartphone but the magic is in the ability to utilize NFC (near-field communication) stickers and near-field... Read more »

Covert Listening Book

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Connect a shirt pocket “amplified listener” hearing aid with an in-car FM transmitter, and you’ve got a wireless bug. Tuck them inside a hollowed-out book with the mic concealed by the dust cover, and you’ve got a covert listening device that you can leave lying around or on a shelf... Read more »

Bent-Wire Crank Toy

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Making things with wire looks simple, but it can be challenging. Pick up a few wire-bending tricks, though, and you can sketch in 3 dimensions and make anything from a tiny, delicate figurine to a large, mechanical sculpture with moving parts. Like sketching with a pen on paper, there’s no... Read more »