Enlargements and scale factors

problem
Similar rectangles

Age

14 to 16

Challenge level

Can you find the missing length?
problem
Scale draw

Age

5 to 7

Challenge level

Use the grids to draw pictures to different scales.
problem
Scaling clowns

Age

5 to 7

Challenge level

These five clowns work in pairs. What is the same and what is different about each pair's faces?
problem
Poly plug pattern

Age

5 to 7

Challenge level

Create a pattern on the small grid. How could you extend your pattern on the larger grid?
problem
Growing rectangles

Age

11 to 14

Challenge level

What happens to the area and volume of 2D and 3D shapes when you enlarge them?
game
Favourite

Transformation game

Age

11 to 14

Challenge level

Why not challenge a friend to play this transformation game?
$Who \is the \fairest of \them \all ?$

problem
Who is the fairest of them all ?

Age

11 to 14

Challenge level

Explore the effect of combining enlargements.
problem
L-triominoes

Age

14 to 16

Challenge level

L triominoes can fit together to make larger versions of themselves. Is every size possible to make in this way?
problem
Fill me up too

Age

14 to 16

Challenge level

In Fill Me Up we invited you to sketch graphs as vessels are filled with water. Can you work out the equations of the graphs?
problem
Squirty

Age

14 to 16

Challenge level

Using a ruler, pencil and compasses only, it is possible to construct a square inside any triangle so that all four vertices touch the sides of the triangle.