Compatible with Arduino and Raspberry Pi, it can almost meet all your needs. (Without Microcontroller Board) Breadboard and Power Supply Modules-Include various LEDs, resistors, buttons ...

[Tommy] has a great write-up about designing and building a minimalistic handheld electronic game called “Higher Lower”. It’s an audio-driven game in which the unit plays two tones and asks ...

An RFID based attendance system transforms the tedious task of manual attendance tracking into an automated, error-free process. What makes this project particularly exciting is how a few inexpensive ...

We tend to think of food as healthy or unhealthy, good for you or bad. Companies use this to their advantage in their branding and packaging, to give foods health haloes that suggest they are ...

A hand-held flashlight reveals the green color of a rough emerald from the Coscuez Emerald mine in Colombia. Photo by Eric Welch/GIA. Emerald is the green to bluish green variety of beryl, a mineral ...