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Slime Monster Game from Mattel (1977)

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In Mattel’s Slime Monster, players competed against each other to defeat a creature that invaded a town and oozed the green, viscous compound.

Talking Pictures Schoolhouse, Mattel

Talking Pictures Schoolhouse from Mattel (1972)

Released in 1972 by Mattel Preschool, Talking Pictures Schoolhouse was a sight and sound system that taught children about themselves and the world around them.

William Moulton Marston Lie Detector
Wonder Woman creator William Moulton Marston also created one of the first modern-day lie detector tests.
Comics speak, without qualm or sophistication, to the innermost ears of the wishful self. The response is like that of a thirsty traveler who suddenly finds water in the desert - he drinks to satiation."
— William Moulton Marston