A snail slithers around on a coordinate grid. At what position does he finish?
Can you locate the lost giraffe? Input coordinates to help you
search and find the giraffe in the fewest guesses.
A tilted square is a square with no horizontal sides. Can you
devise a general instruction for the construction of a square when
you are given just one of its sides?
How do you move from one square to the next?
What do you notice about the x coordinates of the centres?
What do you notice about the y coordinates of the centres?