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How to create a DIY proximity sensor with an Arduino Uno board and an ultrasonic sensor
STEM for kids: How to make a catapult with Popsicle sticks in 10 minutes
Things to do in DC: STEM activity for kids - build a hand prosthesis in Silver Spring Maryland
Opencat: The open source cat madeof arduino, artificial intelligence and 3D printing
How to make a digital clock with an Arduino uno a RTC and a 7 segment display
How to connect and display a Halloween face on a open source Raspberry pi and a Nokia 5110 LCD scree
How to build a open source home automation system with a Raspberry pi
How to build an opensource IOT solar weather station with an arduino board
How to make an homemade opensource thermometer with an arduino
How to make an open source VPN/TOR router with a raspberry pi