At this annual celebration of DIY culture, of course this would appear: a scaled-up version of "Mouse Trap, " the Hasbro game bent on marbles zigging through a plastic labyrinth.

CNN: This 'Mousetrap' can crush a car -- and teach physics

Perez played "Mouse Trap" a lot as a kid -- kind of.

CNN: This 'Mousetrap' can crush a car -- and teach physics