No, it’s a neat hack that uses computer vision to track the wand and recognize when you ... build that ties together a number of interesting techniques, and which could keep the kids amused ...

This allows for easy gesture recognition using computer vision techniques, all without any active components in the wand itself. [Adam] notes that you can actually buy the official interactive ...

Toilet wands and their refill holders can take up valuable floor space (and get super gross). Keep them clean and off the ...