### The Lily Pond

Freddie Frog visits as many of the leaves as he can on the way to see Sammy Snail but only visits each lily leaf once. Which is the best way for him to go?

### Coordinate Tan

What are the coordinates of the coloured dots that mark out the tangram? Try changing the position of the origin. What happens to the coordinates now?

### A Cartesian Puzzle

Find the missing coordinates which will form these eight quadrilaterals. These coordinates themselves will then form a shape with rotational and line symmetry.

# Treasure Island

##### Age 7 to 11 Challenge Level:

Here is a treasure map.

What are the co-ordinates of these objects?

Write down what you can see at the co-ordinates given below:

1. ($7, 5$)
2. ($9, 5$)
3. ($5, 3$)
4. ($2, 3$)
5. ($7, 1$)
6. ($3, 3$)
7. ($4, 2$)
8. ($1, 1$)

The words can be used in a special way to find the coordinates of the buried treasure. Can you work out where it is?