This is more about trust between peer groups like students vs students or larger groups like departments vs departments. Imagine a schoolwide project like a fu

This is more about trust between peer groups like students vs students or larger groups like departments vs departments. Imagine a schoolwide project like a fundraiser. Everyone is selling chocolate bars to fund new uniforms. Whoever donates the most gets to decide which team gets a bonus amount. The proof is money received. The coins are distributed. Why do you need a teacher to manage this?