Tappy Hand

This project combines very basic materials to create an entrancing hand that can be "programmed" to move its fingers in different sequences.

The Electronics

This project is based around the Circuit Playground Express. This board is packed with sensors and is easy to program using the block-based code editor MakeCode.

A Black woman's manicured hand holds a round microcontroller with lit up LEDs.
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
Continuous Rotation Servo with three pin cable
This servo rotates fully forward or backward instead of moving to a position. You can use any servo code, hardware, or library to control these servos. Good for making simple moving...
$11.95
In Stock
Continuous Rotation Servo Wheel
Plastic wheel with a cutout specially designed to allow attachment to our larger continuous rotation servo. Makes it easy to get your...
$2.95
In Stock
USB cable - USB A to Micro-B - 3 foot long
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
Group of Small Alligator Clip to Male Jumper Wires
When working with unusual non-header-friendly surfaces, these handy cables will be your best friends! No longer will you have long, cumbersome strands of alligator clips. These...
$3.95
In Stock
Top view shot of JST 2-pin Extension Cable with On/Off Switch.
By popular request - we now have a way you can turn on-and-off Lithium Polymer batteries without unplugging them.This PH2 Female/Male JST 2-pin Extension...
$2.95
In Stock

Power

If you'd like to power your project without connecting a USB cable to your computer either of these battery options work well to untether your device.

Front angled shot of 3 x AAA battery holder with on-off switch and 2-pin JST PH connector.
This battery holder connects 3 AAA batteries together in series for powering all kinds of projects. We spec'd these out because the box is slim, and 3 AAA's add up to about...
$1.95
In Stock
Angled shot of 3 PKcell AAA batteries.
Battery power for your portable project! These batteries are good quality at a good price, and work fantastic with any of the kits or projects in the shop that use AAA's. This is a...
$1.50
In Stock
Slim Lithium Ion Polymer Battery 3.7v 400mAh with JST 2-PH connector and short cable
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...
Out of Stock

Other Materials

In addition to the electronics, for this project you will need:

This guide was first published on Mar 28, 2019. It was last updated on Mar 28, 2019.

This page (Overview) was last updated on Apr 10, 2022.

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