Patent ID: 8253744

Claim:
A system for virtually drawing on a physical surface, comprising: electronic circuitry, the electronic circuitry being operative to: detect, via an input, movements of a physical object over the physical surface, wherein the physical object comprises a wireless digital paint brush with LED's, wherein responsive to the wireless digital paint brush being picked up, the LED's of the wireless digital paint brush glow; select a color for projecting in response to the wireless digital paint brush being dipped into a wireless digital paint bucket having LED's of a given color and the LED's of the wireless digital paint brush being configured to glow in the given color of the LED's of the wireless digital paint bucket; and project, via a projector operatively coupled with the wireless digital paint bucket, a virtual drawing on the physical surface, wherein the virtual drawing comprises shapes and colors corresponding to (i) movements of the wireless digital paint brush on the physical surface and (ii) a color of the wireless digital paint brush LED's at the time of respective movements.