These Super Mario and Yoshi radio-controlled karts feature directional steering in both forward and reverse, but that doesn't mean it's any easier to avoid crashing them into a wall. When the kart is facing you, left=right and right-left. I'm still not used to that, but experienced remote control enthusiasts say controlling an incoming vehicle eventually becomes second nature.
In any case, these little karts (the manufacturer says they're "1/24th scale," as if the full size models are physical things and not just 0s and 1s on a disc) are rip roaring fun, especially when you have a couple of rambunctious kittens dead set on upending them.
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Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. Come and hear Mark speak at the ALA conference in Chicago on July 1.