The answer to last week’s challenge is. Q: If you put a coin in an empty bottle and insert a cork into the neck of the bottle, how can you remove the coin without taking out the cork or breaking the bottle?
A: Push the cork into the bottle and then take out the coin.
This week’s thinking challenge is.
Q: How can you build pig pens so that you can put nine pigs in four pens so that each pen has an odd number of pigs?
Tune in next week for the answer along with a new thinking challenge.