The balls are for decoration!
Sparky.
Their balls are for decoration only.
The mathematician says "2" The Physicist says "2, plus or minus 0.1" The engineer says "Probably around 2, but let's say 3 to be on the safe side".
Because off sequence, Yoda was.
A mining company puts miners in shafts.
The balls drop.
A pear. P.s. got this joke in a cracker. If anybody gets it can you please explain it. My family is stumped.
They both drop their needles!
The balls are just for decoration.