Maker Project Supplies

Adafruit
https://www.adafruit.com/

Amazon.com
https://www.amazon.com/ideas/amzn1.account.AGITJ246IQAKYEU5NUMG3N2AT4OA/2J4WYCKBBSW92

Brown Dog Gadgets
https://learn.browndoggadgets.com/

Chibitronics
https://chibitronics.com/

Kitronik
https://kitronik.co.uk/

Makerspaces.com
https://www.makerspaces.com/

Sparkfun
https://www.sparkfun.com/

Squishy Circuits
https://squishycircuits.com/

STEM Education Works
https://stemeducationworks.com/