{"product_id":"yo-yo-machines-kit-3-knock-knock","title":"Yo-Yo Machines Kit 3 - Knock Knock","description":"\u003cp\u003eKnock on one Knock Knock box and the other box knocks too (try saying that three times fast). It’s like they’re a single object that somehow appears in two places at the same time. Magic!\u003c\/p\u003e\n\u003ch2\u003eHow to use Knock Knock\u003c\/h2\u003e\n\u003cp\u003eKnock Knocks come in pairs and are connected on the internet. The noise made by tapping on the box is is picked up by a piezo sensor inside and used to trigger a solenoid in its remote partner. It’s still kind of magic, if you think about it.\u003c\/p\u003e\n\u003cp\u003eThis kit contains everything you'll need to make your automated door knocker!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2 x microUSB cable\u003c\/li\u003e\n\u003cli\u003e2 x ESP32S board\u003c\/li\u003e\n\u003cli\u003e2 x Mini breadboard\u003c\/li\u003e\n\u003cli\u003e2 x IRF520 MOSFET module\u003c\/li\u003e\n\u003cli\u003e2 x mini solenoid\u003c\/li\u003e\n\u003cli\u003e2 x 1M resistor\u003c\/li\u003e\n\u003cli\u003e4 x WAGO 2 way connector\u003c\/li\u003e\n\u003cli\u003e2 x Piezo Transducer\u003c\/li\u003e\n\u003cli\u003eMale to male jumper lead selection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe USB cables that are included in the kit will let you power your units from any USB port. If you'd rather plug your device\/s into a plug socket you can use a microUSB power supply to do that (not included, but we sell ones that will work \u003ca href=\"\/products\/raspberry-pi-universal-power-supply\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehere\u003c\/a\u003e).\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/make.yoyomachines.io\/c\/Knock_Knock\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eClick here for the full build instructions\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eKnock Knocks create a space of real time fun\u003c\/h2\u003e\n\u003cp\u003eKnock Knocks are made to be played with when you are both around — once sounds have played, no trace is left behind. But they’re quick, and they’re simple: all you’ve got to do is tap on your box and listen for a reply. What might you do with them?\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSend a quick knock-knock to say hello and indicate your presence.\u003c\/li\u003e\n\u003cli\u003eA simple call-and-response (‘shave and a haircut’) can give a brief sense of togetherness with your remote partner.\u003c\/li\u003e\n\u003cli\u003eTry more elaborate rhythm games – the response should be quick enough that you can jam together for hours.\u003c\/li\u003e\n\u003cli\u003eIf you’re bored with social media, maybe its time to learn Morse code?\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe build the Knock Knock mechanism into a simple cardboard box, but you can try using the solenoid with different objects and surfaces. You might position it to start a wine glass ringing, in an homage to Droog Design’s droog doorbell doorbell. You could try using it with that cymbal you keep as a reminder of your days in the band. Or maybe attach pins to them and create a situation of mutually assured balloon destruction? Go ahead and play – that’s what they’re for!\u003c\/p\u003e\n\u003ch2\u003eWho we are\u003c\/h2\u003e\n\u003cp\u003eWe’re from the \u003ca href=\"https:\/\/www.gold.ac.uk\/interaction\/\" target=\"_blank\"\u003eInteraction Research Studio\u003c\/a\u003e, a team of designers and technologists at Goldsmiths, University of London. UKRI is supporting us to develop Yo–Yo Machines to show how research can have real-world impacts.\u003c\/p\u003e\n\u003cp\u003eVisit our \u003ca href=\"https:\/\/www.yoyomachines.io\/\" target=\"_blank\"\u003eYo-Yo Machines Website\u003c\/a\u003e for more information about the project.\u003c\/p\u003e\n\u003cp\u003eContact us via email \u003cstrong\u003einteraction@gold.ac.uk\u003c\/strong\u003e or share your designs in the \u003ca href=\"https:\/\/make.yoyomachines.io\/Answers\" target=\"_blank\"\u003eAnswers Forum.\u003c\/a\u003e\u003c\/p\u003e","brand":"Yo-Yo Machines","offers":[{"title":"Default Title","offer_id":40235866685637,"sku":"YOYO-003","price":27.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0389\/1025\/products\/ezgif-2-d381876e754e.gif?v=1627487084","url":"https:\/\/wholesale.pimoroni.com\/products\/yo-yo-machines-kit-3-knock-knock","provider":"Pimoroni Wholesale","version":"1.0","type":"link"}