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Part board game and part prediction market, Spigit walks entrepreneurs through phases of market validation and makes its users rich on fake spigit bucks in the process.
Real ideas, fake money: great combination. When it launches in about three months, VenCorps will let you try your hand at picking start-ups to invest in.
Predictify says it pays you to predict outcomes, but really it's asking you to influence them.
New sites to focus the wisdom of the crowds on your wacky startup concept.
Check out the last new business pitches from today's Always On conference.