### 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.

# Eight Hidden Squares

##### Age 7 to 14 Challenge Level:

Lots of school groups handed in excellent solutions to this problem.
Well done particularly to Ramu and Atasha from Brookland Primary School for their answers:

Square 1 - (1,0) , (1,3) , (4,0) , (4,3)
Square 2 - (1,3) , (0,7) , (5,4) , (4,8)
Square 3 - (20,1) , (16,1) , (16, 5) , (20,5)
Square 4 - (0, 13) , (8,7) , (20,5) , (15,12)
Square 5 - (12,7) , (12,14) , (19,7) , (19,14)
Square 6 - (12,14) , (8,18) , (12,22) , (16,18)
Sqaure 7 - (5,11) , (11,12) , (10,18) , (4,17)
Sqaure 8 - (0,14) , (3,10) , (7,13) , (4,17)

The Year 4s from Bradfield Dungworth sent in their picture:
As

As did the Year 6s from Wingrave C of E:

Congratulations everyone!