Clearly these guys were not the brightest crayons in the box.
The demonstrators filed determinedly off a yellow school bus, each carrying a protest sign made with bright crayons.
Not the brightest crayon in the box but a sweet and honest woman.
Though in the first film Rocky was not the brightest crayon in the box, he was an uneducated tough, not a dimwit.
These lines are made by bright red, yellow and blue crayon, and the points are givens, including the corners and the center of the wall.
Another friend, a boy: "Well, you're not the brightest crayon in the box, now are you?"
No, Mr. Busch's work is more like a smart but affectionate fan's notes, written in bright crayon with lots of exclamation points.
He is represented here by a series of 67 drawings done in bright crayon on bar receipts from a hotel, providing one of the show's few instances of color.
They sell scorn chic lapel buttons reading: "Not the brightest crayon in the box, now are we?"
The first one's in bright red crayon and reads, "Dear Nora: You're hot.