My dad was a maker. He was a professional designer and a classically trained painter. Back then, he was designing and building window displays for Oxford Street shops. One of his things were paper sculptures. He made galleons, desert islands, trees, and fairy tale characters of exquisite detail out of carefully cut and folded snow-white sheets of fine card.

The kernel module simplifies access to the BMP180 sensor, allowing you to record the temperature and air pressure with shell commands.

Create a web page to generate your own QR codes, use MIT's App Inventor to build an Android QR code reader, and finally, put QR codes on your Pi and Android sensors with links to documentation or real-time web data.

Wire Lego Mindstorms

You can access and control the Raspberry Pi camera module from your favorite browser using the RPi Cam Web Interface software.

So, you have some new kit for your Arduino – maybe some sensors or ICs – but programming them is clumsy and painful. Don't despair: You can make your life easier by writing your own drivers!