Overview

Hold this heart in your hand and it automatically detects your touch and begins to glow, pulsing like a beating heart.

A Circuit Playground Express tucked away inside a 3D printed anatomical heart model uses its capacitive touch pad to detect when it's being held and pulse its onboard neopixels in response.

Circuit Playground Express

PRODUCT ID: 3333
Circuit Playground Express is the next step towards a perfect introduction to electronics and programming. We've taken the original Circuit Playground Classic and...
$24.95
IN STOCK

Lithium Ion Polymer Battery Ideal For Feathers - 3.7V 400mAh

PRODUCT ID: 3898
Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery...
$6.95
IN STOCK

USB cable - USB A to Micro-B

PRODUCT ID: 592
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...
$2.95
IN STOCK

Conductive Nylon Fabric Tape - 5mm Wide x 10 meters long

PRODUCT ID: 3961
With our fun assortment of conductive materials, 
OUT OF STOCK

White Nylon Screw and Stand-off Set – M2.5 Thread

PRODUCT ID: 3658
Totaling 420 pieces, this White Nylon M2.5 Screw Set is a must-have smörgåsbord for your workstation. You'll have more than enough...
$14.95
IN STOCK

Breadboard-friendly SPDT Slide Switch

PRODUCT ID: 805
These nice switches are perfect for use with breadboard and perfboard projects. They have 0.1" spacing and snap in nicely into a solderless breadboard. They're easy to switch...
OUT OF STOCK

Silicone Cover Stranded-Core Wire - 2m 26AWG Red

PRODUCT ID: 1877
Silicone-sheathing wire is super-flexible and soft, and its also strong! Able to handle up to 200°C and up to 600V, it will do when PVC covered wire wimps out. We like this wire...
$0.95
IN STOCK

Materials

In addition to the materials listed above, for this project you will also need:

  • Access to a 3D printer
  • White or Red filament
  • A piece of sandpaper
  • Soldering iron (optional)

Read on to learn how to build your own!

This guide was first published on Sep 13, 2019. It was last updated on Sep 13, 2019. This page (Overview) was last updated on Oct 23, 2019.