Maker and STEM How To
Latest Maker and STEM How To

I've spent 15 years burning my hands so you don't have to — these are my 21 hottest soldering iron tips
By Les Pounder published
We have the hottest soldering iron tips for you. Learn how to master this essential maker skill as we reveal the secrets of how we solder.
How To Control NeoPixels With WLED
By Les Pounder published
WLED is a powerful RGB LED controller for ESP8266 and ESP32 boards. In this how-to we learn how to install WLED and control a string of RGB LEDs.
How To Use The New Arduino IDE 2.0
By Les Pounder published
The Arduino IDE 2.0 has been released, and what a release it is. We go through the new features and use it to create a fun project with the venerable Arduino Uno.

Decoding Resistors: 10K, 220 Ohm, and More
By Les Pounder last updated
Learn how to read the 4 or 5-band resistor color codes that show Ohm value. See specific codes for 10K, 220 Ohm and other popular resistor capacities.
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