RESOURCES
THERE ARE MANY technology and art supply companies in brick and mortar locations. If you can’t find what you need locally, these online retailers can help you out.
3V coin-cell batteries (Labs 11 and 17)
9V battery clip snap-on connectors (battery snaps) (Labs 12, 15, and 19)
AA battery holders (Labs 12, 15, and 19)
Low speed (rpm 100 or less) mini motor (Lab 12)
Mini electric motor for DIY toys (1500 rpm) (Labs 15 and 19)
Small alligator clip test leads (Labs 12, 15, 18, and 19)
Solar landscape path lights (Lab 13)
USA: www.amazon.com
Canada: www.amazon.ca
Europe: www.amazon.co.uk
Carrageenan and alum (Lab 31)
USA: www.hollanders.com and www.amazon.com
Canada: www.amazon.ca
Europe: www.amazon.co.uk
LEDs, basic 3mm and 5mm through-hole ...
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