I have forgotten the number of the combination of the lock on my
briefcase. I did have a method for remembering it...
Sam displays cans in 3 triangular stacks. With the same number he
could make one large triangular stack or stack them all in a square
based pyramid. How many cans are there how were they arranged?
Here is a collection of puzzles about Sam's shop sent in by club
members. Perhaps you can make up more puzzles, find formulas or
find general methods.
Several students from Orchard Junior
School noticed how the mystic rose was being
Thomas from Wilson's School
Lucie from Munich came to the
Esther from St Bede's interchurch school
in Cambridge used these results for the final part of the
Mrs Dillon's class from Ashville College
in Harrogate agreed: