Some recent social game developer auctions on eBay:

1993 Press Photo Social Commission Development basketball team before a game

$9.99 (0 Bids)
End Date: Saturday Aug-19-2017 16:33:24 PDT
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Hoot Owl Hoot Cooperative Board Game Matching Kids Toy Social Development Skills
$19.85
End Date: Saturday Sep-2-2017 22:50:47 PDT
Buy It Now for only: $19.85
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Early Intervention Games: Fun, Joyful Ways to Develop Social and Motor Skills in
$14.44
End Date: Monday Sep-4-2017 14:59:20 PDT
Buy It Now for only: $14.44
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