CIRCA's self-contained spreads cover the topics from the National Curriculum
and National Numeracy Strategy. CIRCA's exciting approach is designed to involve
children in the exploration of mathematics.
'Shrink that shape'
asks children to
'shrink by folding',
'shrink by reducing'
and work out the
height of a 'shrinking
Vincent' ...
numerals didn't really
play a part in everyday
European commerce
until the 15th century.
Ordinary people found
ways to do
calculations using
their hands. On this
spread we show how
they multiplied using
their hands.


It's from the five digits
on each of our hands
that our decimal system was derived.