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NFC-Enhanced Slip Case for Smartphones

NFC-Enhanced Slip Case for Smartphones

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 radio-frequency blocking fabric to create […]

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Adafruit Resistor Helper

Adafruit Resistor Helper

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 5-band types. The Resistor Helper […]

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Covert Listening Book

Covert Listening Book

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 near a surveillance target. Then […]

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Marshmallow Shooter

Marshmallow Shooter

Here’s how to make a pair of Marshmallow Shooters. You’ll be ready for combat in minutes! They’re made of standard ½” PVC pipe and pipe fittings, which just happen to be a perfect fit for mini marshmallows from the grocery store. Just fit the pieces together, bring a bag of mini marshmallow ammunition, and start […]

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