Beaker Jokes

A seventh grade Biology teacher arranged a demonstration for his class.
He took two earth worms and in front of the class he did the following:
He dropped the first worm into a beaker of water where it dropped to the
bottom and wriggled about. He dropped the second worm into a beaker of Ethyl
alchohol and it immediately shriveled up and died. He asked the class if
anyone knew what this demonstration was intended to show them.
A boy in the second row immediately shot his arm up and, when called on said:
"You're showing us that if you drink alcohol, you won't have worms."

This is, like, so dumb... Instructions on how to Colect a Beaker of Cat's Urine 1. Treat the beaker like your most prized possession. 2. Solemnly intone the word "no" every time the cat approaches the beaker. 3. After completing steps #1 and #2, leave the cat alone with the beaker for thirty seconds.

Worms
A seventh grade Biology teacher arranged a demonstration for his class.
He took two earth worms and in front of the class he did the following.
He dropped the first worm into a beaker of water where it dropped to the bottom and wriggled about.
He dropped the second worm into a beaker of Ethyl alcohol and it immediately shrivelled up and died.
He asked the class if anyone knew what this demonstration was intended to show them.
A boy in the second row immediately shot his arm up and, when called on said: "You're showing us that if you drink alcohol, you won't have worms."

This is, like, so dumb...Instructions on how to Colect a Beaker of Cat's Urine 1.Treat the beaker like your most prized possession. 2.Solemnly intone the word "no" every time the cat approaches the beaker. 3.After completing steps #1 and #2, leave the cat alone with the beaker for thirty seconds.