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?
Arrange your fences to make the largest rectangular space you can. Try with four fences, then five, then six etc.
An activity making various patterns with 2 x 1 rectangular tiles.
Another well answered problem!
Particularly clear solutions were sent in by James from St Mary's
School, Sara-Louise from Perton Middle School and Rowena from
Christ Church Infants. Sara-Louise said:
Rowena had a slightly different way of finding
out the number of squares taken up by each shape. She wrote:
Here's Rowena's table:
For the final shape, James said: