If you’re above a certain age, you probably remember the atmosphere of a pre-Powerpoint 35 mm slide show. The wobbly screen being unrolled, the darkened room, the soft hum of the projector&#8… ...

If, however, they don't seem to be a great fit for your needs, there are several other small Arduino boards you can use instead, including the Micro (18 by 48 mm), MKR Zero (25 x 61.5 mm) and MKR ...

Raspberry Pi and Arduino are amazing on their own, but intimidating to learn. These nine coding and robotics courses help you get the most from them for $59.97, $363 off the $423 MSRP, now through ...