Times

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.

Ten Green Bottles

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?

Slow Coach

Age 7 to 11 Challenge Level:

A coach company runs a service that connects two towns, Alphaton (A) and Betaville (B), which are $90$ miles apart.

The timetable below gives details of coaches travelling from A to B:

A depart	0600	0620	0640	0700	0720	0740	and at the same minutes past each hour until ...	2100	2120	2140	2200
B arrive	0730	0750	0810	0830	0850	0910	and at the same minutes past each hour until ...	2230	2250	2310	2330

Coaches going from B to A leave at the same times:

B depart	0600	0620	0640	0700	0720	0740	and at the same minutes past each hour until ...	2100	2120	2140	2200
A arrive	0730	0750	0810	0830	0850	0910	and at the same minutes past each hour until ...	2230	2250	2310	2330

How many of this company's coaches travelling in the opposite direction does the $10$ am coach from A pass before reaching B?

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Times

Clock Hands

Ten Green Bottles

Slow Coach

Age 7 to 11 Challenge Level: