3D scanners
From Faster Than 20
3D scanners could be used to digitize three dimensional artifacts (and possibly manipulate them on digital walls). They're starting to become portable and affordable. Some mobile phones are starting to support 3D scanning natively.
Scanners:
- Scandy Pro for iOS ($50 yearly subscription). See Sophy Wong's Cool Tools recommendation.
- Kinect 3D scanner
- Structure