For more than a generation, kids have discovered GOATS like Mia Hamm, Serena Williams, Tony Hawk, Tiger Woods, and Simone Biles, often appearing on a sports card for the first time in their careers, through SI for Kids. 

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The PSA 10, 1999 Serena Williams rookie card is the all-time record sale of all SI for Kids cards, & the 2nd most valuable women’s sports card ever.