E-Books →Make, Volume 91

Next, get an overview of the latest new dev boards, including offerings from Adafruit, Seeed, Sparkfun, Pimoroni, and more, that use Raspberry Pi's second-gen, double dual-core RP2350 chip. And, get started with new Arduino libraries and example projects for cheap ESP32+LCD boards.
Special Bonus - Make: Guide to Boards 2025
You know Raspberry Pi and Arduino, but the waters run deep for microcontrollers and single board computers. From wearables, to Wi-Fi and Bluetooth, to AI capabilities, we show you 77 new boards that have exactly what you're looking for to power your next project.
Plus, 38+ projects:
* Embed tiny mirrors and mesh into your 3D prints to create sparkling fabrics
* Build an autotune kazoo
* Make a battery using your favorite sports drink
* Laser cut a creative ski chalet birdhouse for your feathered friends
* Use an Arduino for professional looking DMX lighting
* Make a walk-in camera obscura to project the outside world inside (and upside down)
* Expose spy tech with the budget K18 Bug Detector
* And much more!