Ask “How many apples can you get out of just one apple?” and show them an apple.
Most people don’t really know or have a really poor go at a guess.
- Then ask them “How many apples to you think was on the tree that this apple came from?”
- Then prompt them for another go at the question. Most work out how many seeds they think are in the apple and guess that they could have that many trees.
After a reasonable time prompt them in this line of thought: