Tutorials

OpenScale allows you to have a permanent scale for industrial and biological applications. Learn how to use the OpenScale board to read and configure load cells.

A hookup guide for the HX711 load cell amplifier breakout board

Use the Tessel 2 and the Johnny Five Inventors kit to explore the world of JavaScript enabled hardware through 14 awesome experiments!

An introduction to working with the Electret Mic Breakout Board.

An introduction and getting started guide for the Battery Babysitter - a flexible LiPo battery charger and monitor.

Build a portable gas monitor to check for dangerous levels of hazardous gases.

A brief history of how ASCII came to be, how it's useful to computers, and some helpful tables to convert numbers to characters.

Learn how to build a remote water level sensor for a water storage tank and how to automate a pump based off the readings!

This is a guide for assembling and basic use of the Beefcake Relay Control board

Learn how to build a wireless controller to kill power when things go... sentient.

Use GPS to have two objects, a base and a target, point towards one another. This can be used to aim a directional antenna (or in the case of this project, a laser) from one object to the other object at a distance that is only limited by your ability to provide the base station with the target's GPS location.

Use an Arduino and the SparkFun Sound Detector to create visualizations on Addressable RGB LED strips.

How to use the SparkFun Continuous Rotation Servo Trigger with continuous rotation servos, without any programming!

Looking under the hood of the Servo Trigger -- using the development environment and some finer details of the firmware.

Servos are motors that allow you to accurately control the rotation of the output shaft, opening up all kinds of possibilities for robotics and other projects.

This is a quick guide to using the Google Science Journal app with the Arduino 101 that's included and pre-programmed in the SIK for Google's Science Journal App.

Turn the Intel® Edison into an access point that serves a simple browser-based game. High scores from the game are displayed on a character LCD.

Get started using the IOIO-OTG with your Android device or PC.

The Si7021 humidity and temperature sensor is an easy to use, digital, low-cost sensor to aid you in all your environment sensing needs.

Magnetically-actuated reed switches are the perfect component for non-contact proximity sensors. This tutorial provides a quick overview and example hook up.

Hook a light-sensing photocell up to an Arduino to create an ambient light monitor.

Classroom STEM activity that has students build a battery from a lemon, measure the open and closed circuit voltages, and determine the battery's internal resistance.

An overview of passive infrared (PIR) motion detecting sensors, and how to hook them up to an Arduino.

Use this IR LED/phototransistor fusion to sense objects in close proximity or even the color of a surface!