Thinking puzzle: How many blue beans make five? 2 Articles

by Moe Zilla

This is a trick question, which dates all the way back to the 1800s. It began with a famous 19th-century expression - that someone foolish "doesn't know how many beans make five." The obvious answer to the question is fi...read more

by Kevin Pope

If you already have one Blue Bean then it would take Four Blue Beans to make five. So initially you would have to be able to count the number of Blue Beans that you already had. Once you ascertained how many Blue Beans y...read more