LITTLE JOHNY

TEACHER: Why are you late? L-JOHNY: Because of the sign. TEACHER: What sign? L-JOHNY: "School Ahead, Go Slow." TEACHER: What is the chemical formula for water? L-JOHNY: "HIJKLMNO"!! TEACHER: What are you talking about? L-JOHNY: Yesterday you only said it's H to O!!!! TEACHER: "George Washington not only chopped down his father's Cherry tree, but also admitted doing it. Now do you know why his father didn't punish him?" L-JOHNY: "Because George still had the axe in his hand."