Egghead

Egghead or Eggie as he is called is an electronic trivia game that Donny and his dad play with a lot as one time he was left in the sun, causing his body to get hot as when he had a fact-off (a trivia game) against his rival Professor Hootsburg, Egghead started getting answers wrong as he learned that he almost overheated as he learns that being overheated would've caused his circuitry to mess up as he and Hootsburg became friends.

Looks
Egghead is a beige egg-shaped game with an aquamarine screen and blue glasses along with eyes, nose and mouth.

Trivia
Egghead's only friend in intelligence is Professor Hootsburg.