18. Best Friend Bands

Ah, irony!  Turns out the "best friend" in these bracelets is high levels of mercury.

17. Pogo Sticks/Pogo Ball

Pogo sticks are dangerous when used correctly, but everyone knows that given the opportunity, a kid will use toys in ways not intended (so, you know, it’s extra dangerous).  And the Pogo Ball?  Like a pogo stick but with no handles.  And, oh yeah, it was a ball.