Why do biologists look forward to casual Fridays?

How do scientists freshen their breath?

How do you spell water with 3 letters?

What's a shoemaker's favorite dessert?

Why did the bunnies go on strike?

Where do squirrels go on vacation?

Why is a computer so smart?

When do astronauts eat?

What instrument did the plus sign play in band?

What animal knows kung fu?

What do my dog and my cellphone have in common?

Why is the piano so hard to open?

When should a mouse carry an umbrella?

What kind of pants do fish wear?

What did the slug say as he slipped down the wall?