And now for something really kewl: Reactable

How it works

reacTIVision (free software and directions)

Make a Reatable

"To make sure that all of the included libraries are loaded when Pd runs, double-click C:\Program Files\pd\pd-settings.reg"
Installing PD (PureData) on Windows

Tangible Laptop - step by step

Tangible Laptop software TUIO to MIDI

Create Digital Motion