The astronauts are expected to splash down in the Pacific Ocean at 00:07 GMT (20:07 EDT) on Saturday.
You can buy all kinds of conventional clocks that have hands and numbers for easy reading. Or, like [Fabio Ricci], you could build yourself something a little more esoteric, like this neat shadow ...
Early on Sunday 5 April, clocks will go back one hour as daylight saving time (DST) ends in NSW, Victoria, South Australia, Tasmania and ACT. Here’s what you need to know, and how it will affect you ...