Are You Smarter Than a 5th Grader?

In a special celebrity edition of the show, viewers are not only treated to meeting the new class of students, but super model Kathy Ireland plays for her favorite charity. After that Georgia Superintendent of Schools, Kathy Cox also appears and brings along host Jeff Foxworthy's school records. She announces that she's giving her winnings to Georgia schools for the sight and hearing impaired. The new class of students are Jenna, Francesca, Olivia (though not the same Olivia from Season 2), Bryce, and Jonathan.

Kathy Cox continues her attempt to win the million.

Tonight's contestants are Daniel & Dylan Cox and Jeri Chandler.

A dentist competes.

Contestants include an Ivy League graduate from Cornell University.

Contestants include a former NASA astronaut.

Contestants include Jeopardy! champ Ken Jennings.

Contestants include John Tyler Hammons, the 19-year-old mayor of Muskogee, Okla.

Tonight's contestants are Dave Ellis and Miss Plus America 2008, Lacresia Witcher.

Tonight's celebrity contestant is Gene Simmons.

News anchor Deborah Norville broadcasts her knowledge, while NBA star Rick Fox tries not to get schooled, as they play for charity.

Jennie Garth of Beverly Hills 90210 heads back to the classroom.

Tonight's contestants are Rose Mattie and Jordan Rickey.

An Ivy League-educated rabbi competes for a $1 million Hanukkah prize.

Reverend Richard Miles comes to redeem the family name....his daughter Meghan having "flunked out" on a previous episode.

Tonight's contestants are Jessica Herrell and Garry Dredge.

Tonight's contestants are Garry Dredge and Daliene Ingram.

Tonight's contestants are Barry Irvin, and Cindy Shelton.

Tonight's contestants are Jennifer Joseph, and Tommy Walker.

Tonight's contestants are Steve Early, and Cody McCown.

Contestants include Joey Chestnut, a competitive-eating champion.

Larry the Cable Guy tires his luck at a series of questions targeted at the fifth-grade level in order to win $1,000,000 for his favorite charity.

Sugar Ray Leonard and Bill Goldberg try their luck at a series of questions targeted at the fifth-grade level in order to win $1,000,000 for charity.

Bethany Hamilton and Jill Finley must try their luck at a series of questions targeted at the fifth-grade level in order to win $1,000,000.

Shomari Jennings tries his luck at a series of questions targeted at the fifth-grade level in order to win $1,000,000. Then, Dean Cain tries his luck in order to win $1,000,000 for his favorite charity.

An extreme-sports enthusiast and a weight-loss consultant compete for $1 million by testing their elementary school knowledge in the subjects ranging from art to geography and math to social studies.

George Fitzgerald Smoot III, a Nobel Prize winner, tires his luck at a series of questions targeted at the fifth-grade level in order to win $1,000,000.