Brain Challenge Answers

August 2021

Lots of Working Memory practice for you this month.

Park Puzzle

Here is Oscar’s route.


How Many Exchanges were there?

Each of the 20 businessmen gave a coin to all of the others (apart from himself) so that country’s coin is given to 19 people. Therefore the total number of ‘giving’s was 20 x 19 = 380.

Since one exchange is two ‘givings’, the total number of exchanges is 380 divided by 2 = 190.


A Timely Challenge


Use the two straight lines to divide the clock-face into threes. Then add together the digits contained in each segment.

Did you find a word with 3 sets of double letters, all following each other?

We found the word BOOKKEEPER.
Did you find any others?


Need more practice?

Healthy Memory Workout is an eBook full of puzzles to challenge your brain


Want to improve your puzzling?

Puzzle Secrets is a companion eBook with hints and strategies for solving puzzles.