Season 3 |
| 61 :03x01 - Episode 301/302 (Sep/05/2008) | | Contestants for this episode include Kathy Ireland and Georgia state superintendent of schools Cathy Cox help open season 3. | |
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| 62 :03x02 - Episode 303 (Sep/12/2008) | | A pair of identical twins and a mother of quintuplets are the contestants for this episode. | |
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| 63 :03x03 - Episode 304 (Sep/19/2008) | | A dentist is this episodes contestant as he takes on children in a competition to see how much he has forgotten since leaving school. | |
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| 64 :03x04 - Episode 305 (Sep/26/2008) | | An Ivy league graduate from Cornell University is the contestant for this episode. | |
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| 65 :03x05 - Episode 306 (Oct/03/2008) | | A former NASA astronaut gets a challenge from the kids in his attempt to win $1,000,000. | |
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| 66 :03x06 - Episode 307 (Oct/10/2008) | | Ken Jennings, the man who won the most money ever on Jeopardy, takes his shot at winning the million dollar payoff. | |
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| 67 :03x07 - Episode 308 (Oct/24/2008) | | The youngest mayor in the nation, 19 year old John Tyler Hammons of Muskogee, OK. challenges the fifth graders in a battle of knowledge. | |
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| 69 :03x09 - Episode 310 (Nov/07/2008) | | Legendary rocker Gene Simmons from Kiss challenges the fifth graders, while playing for the Elizabeth Glazer Pediatrics AIDS Foundation. | |
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| 70 :03x10 - Episode 311 (Nov/14/2008) | | TV newcaster Deborah Norville and former NBA player and current actor Rick Fox challenge their knowledge against the fifth graders. | |
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| 71 :03x11 - Episode 312 (Nov/21/2008) | | Guest Jennie Garth of "Beverly Hills 90210" tests her knowledge against a fifth grade student. | |
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| 73 :03x13 - Episode 313 (Dec/11/2008) | | A rabbi who was educated in the Ivy League takes his shot at winning $1 million Hanukkah prize against a fifth grade student. | |
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