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Are you allowed to use an adhesive to "grab" the objects, or must a physical grasping mechanism be used? This is an interesting thought, however keep in mind that you need to also 'release' the objects. How would you go about doing that? Theoretically I could have an adhesive pad with a s...

Are you allowed to use an adhesive to "grab" the objects, or must a physical grasping mechanism be used?

This blows my mind:

http://en.wikipedia.org/wiki/Graham%27s_number

While re-reading the rules to Sumo Bots, I realized that there is actually a rule specifically against stalling tactics such as the one mentioned.

So has anyone implemented a braking device in their 'bot? You know, maybe a rubber-coated arm that can be lowered in the back of the 'bot to create traction and prevent it from being moved. I know this sounds like a "cheap" strategy, but I was thinking that an extremely light 'bot with a p...

In my experience, a concave "scoop" is best--assuming you can undercut your opponent's bot.