Pictures:

What begins and ends with E but has only one letter?

Envelope.

950

Why did the reporter go into the ice cream parlor?

He wanted the inside scoop.

968

What is blue and smells like red paint?

Blue paint.

974

When Bobby threw a ball as hard as he could, why did it just come back to him?

He threw it up in the air.

989

Why did Arlene bring lipstick and eye shadow to school?

She had a make-up exam.

957