Fifty simple actions we can all do to make the world a better place—from talking to the young and elderly to ending the use of plastic bags.

In 2004, a London-based community organization called We Are What We Do launched with the publication of a little book with a big idea: fifty simple actions to make the world a better place. Since then, Change the World for Ten Bucks has spawned a movement, multiple editions, and sales of over one million copies internationally. At last, here’s the US edition. Change the World for Ten Bucks delights and engages at every turn. It also includes dozens of creative prompts for positive change