Matter wave Puns

But no matter how much I yelled and waved my money in the air, the stupid ice cream truck driver never stopped.

Now, I am not a dad, but I told my father this joke and he giggled, so I feel like it still counts as a dad joke. In a unit on wave mechanics, my class was discussing pendulums. As we talked about pendulums and how they related to wave mechanics, my buddy said, in a contemplative manner, "I just don't know what to think about pendulums." I responded, "So you could say, your thoughts have gone back and forth on the matter." Many groans were had.

.. And I notice some unpasteurised milk.

"So Dad, what IS unpasteurised milk?"

He picks it up and waves it in front of my face.

"It doesn't matter, because it's been past-your-eyes now... "