Debra Ray, of Mooresville, bought a $5 scratch-off and won the first $150,000 top prize in a new scratch-off game, N.C.

A startup called Shake, which soft-launched in the iOS store earlier this year, offers simple prediction games targeting a Gen Z audience in which users earn tokens that can be redeemed for prizes.

Elon Musk believes in the power of games to motivate society. Psychologists say he's onto something but it will take complex ...