Which times on a digital clock have a line of symmetry? Which look
the same upside-down? You might like to try this investigation and
This investigation explores using different shapes as the hands of
the clock. What things occur as the the hands move.
Do you know the rhyme about ten green bottles hanging on a wall? If
the first bottle fell at ten past five and the others fell down at
5 minute intervals, what time would the last bottle fall down?
Liitle Millennium Man was born on Saturday 1 st
January 2000 and he will retire on the first Saturday 1
st January that occurs after his 60 th
How old will he be when he retires? He will live more than 100
How many times will his birthday occur on a Saturday during this