Why do math teachers love March?

Why did the scientist hang the periodic table posters?

What do you call a dog in space?

What's every parent's favorite Christmas carol?

What's black and white and red all over?

What happens when you wear a watch on an airplane?

Why was there traffic on the Oregon Trail?

What classic novel does everyone read in woodshop class?

What's 90 degrees and never incorrect?

Why did the boy go back to school with his pants tucked into his socks?

Why did the person sit on the clock?

Why was the lamb so nervous at parties?

Why do bananas need to use sunscreen on their summer vacations?

What are rental cars called in Spain?

Why are trees always so positive?