#HTE
Reader Submitted: Design Your Own Functional Pinball Machine with the Makerball Kit
Makerball is an affordable, stable, mutable, pure and simple pinball machine that can be upgraded digitally—an entertaining DIY toy/tool for adults. Makerball is sturdy and solid, and its design is pure and simple. It consists mainly of wood and works with simple, reliable mechanics that are easy to understand. You also have the option of upgrading Makerball digitally, and with a microcontroller and the free Make & Play score app on your smartphone, you can start playing for points.
http://www.core77.com/projects/67379/Design-Your-Own-Functional-Pinball-Machine-with-the-Makerball-Kit