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Build Your Own Dot Matrix Printer with an Arduino!

Back in the days of 8-bit and 16-bit computing, office (and home, if you could afford it) printing relied not on inkjet and laser printers, but on dot matrix.
How an Arduino Can Help Make Geocaching Awesome Again!

How an Arduino Can Help Make Geocaching Awesome Again!

Geocaching - the GPS-era version of letterboxing - has always been awesome, but over the past few years has seen its popularity drop.

Create a 3D Printed Drawing Robot with Arduino!

Everyone likes to doodle, but few of us can draw well. Straight lines, in particular, can be difficult to master. Technical drawings and designs usually require a ruler and protractor, as well as a set square.
An artificially intelligent tea maker you can control using SMS

An artificially intelligent tea maker you can control using SMS

Building an artificially intelligent tea maker that would make Guy Martin the perfect cup of tea based on how he was feeling on that day.

Your Child Wants an Arduino -- Where Do You Start?

Children (and beginners) need the right foothold to get started with great tools, and the Arduino is no different. With many different versions of the board available over the years, it’s entirely possible that potential users have been put off.
Should You Water Cool Your SBC?

Should You Water Cool Your SBC?

Eventually, heatsinks just aren’t enough. We’ve all seen water cooling kits for desktop gaming systems, elaborate rigs for pumping water or other heat-absorbing liquids across GPUs and CPUs to squeeze some extra performance from overclocked processors.
An introduction to Message Queue Telemetry Transport (MQTT)

An introduction to Message Queue Telemetry Transport (MQTT)

The Internet of Things (IoT), those words will either fill you with hope or leave you in fear! But the IoT is here and many devices now communicate their information using a myriad of protocols.