Allen Distinguished Educators DIY Guides/Grants

https://www.allendistinguishededucators.org/

Arduino Simulator- Electronics @ Autodesk Circuits

(Recently moved to Tinkercad)

Arduino Software, Community, & Education Resources

https://www.arduino.cc/

Hour of Code, Unplugged Activities, & More

https://code.org/

Circuit Playground

https://code.org/circuitplayground

Ozobot Lesson Plans

https://ozobot.com/stem-education/stem-lessons

SparkFun Electronics (retailer)

https://www.sparkfun.com/

Sphero Lesson Plans

http://www.sphero.com/education

Squishy Circuits

https://squishycircuits.com/