List

Being Curious - Upper Primary Measures

How many Times?
problem
Favourite

How many Times?

Age
7 to 11
Challenge level
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On a digital 24 hour clock, at certain times, all the digits are consecutive. How many times like this are there between midnight and 7 a.m.?
Brush Loads
problem
Favourite

Brush Loads

Age
7 to 11
Challenge level
filled star empty star empty star

How can you arrange the 5 cubes so that you need the smallest number of Brush Loads of paint to cover them? Try with other numbers of cubes as well.

Torn Shapes
problem
Favourite

Torn Shapes

Age
7 to 11
Challenge level
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These rectangles have been torn. How many squares did each one have inside it before it was ripped?
Two Clocks
problem
Favourite

Two Clocks

Age
7 to 11
Challenge level
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These clocks have only one hand, but can you work out what time they are showing from the information?