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PROJECT
33

STELLA (Science and Technology Education for Land/Life Assessment)

By Mike Taylor

The NASA STELLA project provides an affordable, accessible, and open-source instrument suite using commercial of the shelf parts,

PROJECT
74

Halloween Pumpkin

By Adafruit Industries

Here is a quick project for an electronic Halloween pumpkin.

PROJECT
334

How to Use a Sonar Sensor on an Arduino to Measure Distance

By All About Circuits

The primary use for sonar is to be able to "see" and navigate underwater, using the propagation of sound to detect objects. This tutorial we will show you how to use a sonar sensor on an Arduino to measure distance.