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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 find out!

Clock Hands

This investigation explores using different shapes as the hands of the clock. What things occur as the the hands move.

A Child Is Full of ...

My cousin was 24 years old on Friday April 5th in 1974. On what day of the week was she born?

Ten Green Bottles

Age 7 to 11
Challenge Level
You could use a real or model clock and count.
Think how many $5$ minutes are there between the first and tenth bottles falling.