If you had the strength of an ant you could lift the pyramid of giza (ants can lift items 20x their weight)
A kindergarten class is learning about the alphabet. The teacher asked, "What comes after M?" Little Timmy reached into his backpack and yelled "16!"
My grandpa kept warning the people on the Titanic that the boat was going to sink. Result: he got kicked out of the movie theater
You marry a single mother with an adult daughter. Now, your father marries the daughter. So, your father is your son now, because he is married to your daughter-in-law. But as your father's son and your father's father, you're your own grandpa!