Year 7 Being curious

problem
Favourite

Squares in Rectangles

Age

11 to 14

Challenge level

2 out of 3

A 2 by 3 rectangle contains 8 squares and a 3 by 4 rectangle contains 20 squares. What sizes of rectangle contain exactly 100 squares? Can you find them all?
problem
Favourite

...on the Wall

Age

11 to 14

Challenge level

2 out of 3

Explore the effect of reflecting in two intersecting mirror lines.
problem
Favourite

Thousands and Millions

Age

11 to 14

Challenge level

2 out of 3

Here's a chance to work with large numbers...
problem
Favourite

Unequal Averages

Age

11 to 14

Challenge level

2 out of 3

Play around with sets of five numbers and see what you can discover about different types of average...