Hardware / DIY

10 LED Projects for Geeks
Build Light-Up Costumes, Sci-Fi Gadgets, and Other Clever Inventions
By John Baichtal
20 Easy Raspberry Pi Projects
Toys, Tools, Gadgets, and More!
By Rui Santos and Sara Santos
A Guide to Autodesk Fusion 360
By Cameron Coward
A Beginner's Guide to Circuits
Nine Simple Projects with Lights, Sounds, and More!
By Øyvind Nydal Dahl
The Arduino Inventor's Guide
Learn Electronics by Making 10 Awesome Projects
By Brian Huang and Derek Runberg
Arduino Playground
Geeky Projects for the Experienced Maker
By Warren Andrews
The Arduino Project Handbook
25 Practical Projects to Get You Started
By Mark Geddes
Arduino Project Handbook Vol. 2
25 Simple Electronics Projects for Beginners
By Mark Geddes
Arduino Workshop
A Hands-On Introduction with 65 Projects
By John Boxall
Electronics for Kids
Play with Simple Circuits and Experiment with Electricity!
By Øyvind Nydal Dahl
Hacking the Xbox
An Introduction to Reverse Engineering
By Andrew "bunnie" Huang
Inside the Machine
An Illustrated Introduction to Microprocessors and Computer Architecture
By Jon Stokes
Junkyard Jam Band
DIY Musical Instruments and Noisemakers
By David Erik Nelson
Learn Robotics with Raspberry Pi
Build and Code Your Own Moving, Sensing, Thinking Robots
By Matt Timmons-Brown
Defend Your Base with Simple Circuits, Arduino, and Raspberry Pi
By Simon Monk
Micro:bit for Mad Scientists
By Simon Monk
Raspberry Pi Home Hacks
12 Projects to Spy on your Family, Mod Minecraft, Hack Wireless Signals, and More!
By Dan Aldred
Snip, Burn, Solder, Shred
Seriously Geeky Stuff to Make with Your Kids
By David Erik Nelson
The SparkFun Guide to Processing
Create Interactive Art with Code
By Derek Runberg
The Manga Guide to Electricity
By Kazuhiro Fujitaki, Matsuda, and Trend-Pro Co, Ltd.
The Manga Guide to Microprocessors
By Michio Shibuya, Takashi Tonagi, and Office Sawa