-
Feature Holiday brain-off round 3: Build the Tower of Hanoi
It takes forward planning and logic to conquer this puzzle in the fewest moves possible. Grab some coins or plates to try it yourself
-
Feature Holiday brain-off round 2: Test your reaction time
Who in your family has the sharpest reflexes? To find out, all you need is a ruler and this table of numbers
![](http://web.archive.org./web/20161229103805im_/https://d1o50x50snmhul.cloudfront.net/wp-content/uploads/2016/12/13154039/nsc_20161217-304x400.jpg)