In a tug of war, did tuggers put more effort or less effort into tugging when they were on a team compared to when they tugged as individuals
In grocery stores, were people more likely to buy a jar of jam if they could sample from among 6 flavors or 24 flavors
Includes 105 thought-provoking questions backed up by scientific research
Sparks great discussions that can change the way players make real-life decisions

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Width : 6.1 inch
Height : 2.4 inch
Length : 8.1 inch

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ASIN : B01DZNZ7CE