For in-store pickup only, Micro Center offers the Inland Arduino Pro Mini 5-volt 16MHz Board for $3.99. That's $4 off and the lowest price we could find. It features an ATmega328 microcontroller processor, 14 digital input/output pins, and six analog input pins.

Also available for in-store pickup is the Inland Arduino Mega 2560 5-volt 16MHz Board for $9.99. That's $10 off and the lowest price we could find. It features an ATmega2560 microcontroller processor, 54 digital input/output pins, and 16 analog input pins.