Place four pebbles on the sand in the form of a square. Keep adding as few pebbles as necessary to double the area. How many extra pebbles are added each time?
Suppose we allow ourselves to use three numbers less than 10 and
multiply them together. How many different products can you find?
How do you know you've got them all?
Investigate the different shaped bracelets you could make from 18 different spherical beads. How do they compare if you use 24 beads?
We had a very large number of solutions sent
in showing various ways of approaching the problem.
Ramesh sent in the following solution:
Natalie and Emma wrote the
Tenisha explained it this
Jack, Jack, Eleanor, Rose, Adam, Gregor,
Adela and Emily from Brennands Endowed Primary School got together
Quite a number of you used 'guess, check
Megan and Sarah wrote this
Rowena explained her working and drew a